Last updated 2026-08-19
TL;DR
Arizona has no separate well driller board. ADWR licenses drillers under ARS 45-595, and the construction rules sit in AAC Title 12, Chapter 15. You file a notice of intention to drill and get a drilling card before the bit turns. Contracting the work for others can also trigger an ROC license. Confirm current fees and wait times with ADWR and the Registrar of Contractors.
Who is the well driller board in Arizona?
Arizona keeps no standalone well driller board. The Arizona Department of Water Resources licenses well drillers, writes the construction rules, and issues the drilling card you need before you start a hole. If you contract drilling for other people, the Arizona Registrar of Contractors may license that side of the shop too. [1][7][12]
People still type "well driller board in Arizona" because other states really do run independent boards. Arizona folded the work into ADWR after the 1980 Groundwater Management Act. Water is the product. The drill rig is how you reach it. So the water agency holds the license. [9]
ADWR sits under Title 45 of the Arizona Revised Statutes. The well construction and driller licensing rules sit in the Arizona Administrative Code, Title 12, Chapter 15. That chapter is the book you actually study. Print it. Mark it. Do not trust a forum recap of grout intervals. [6]
I would call ADWR Permitting and Wells before I spent a dollar on a class. Ask who proctors the exam, what the current application packet is, and whether they still mail a drilling card or push it through the well registry. Staffing and portals change. The statute does not.
The Registrar of Contractors is a different building with a different statute in Title 32. Mixing the two licenses is how new shops get surprised. We will separate them below. If you are comparing paper paths, California uses a contractor-board model, not an ADWR clone. Read well driller board in California.
Do you need a license for well driller in Arizona?
Yes. Arizona law requires an ADWR well driller license or a single well license before a person drills, deepens, or modifies a well. That duty is in ARS 45-595. Unlicensed drilling is not a cute paperwork miss. It is a statutory violation, and ADWR can come after the hole and the person who caused it. [1]
ARS 45-595 is the statute that requires an Arizona well driller license or a single well license before a person drills, deepens, or modifies a well.
There is a narrow owner path. A single well license lets a person work a well on land they own or lease. It is not a ticket to open a drilling company. One well. One property. One licensee. Confirm the current application and any exam or field rules with ADWR. Watching three videos does not count. [1][7]
Hiring someone else does not let you skip the license. The person who causes the well to be drilled still runs into 45-595 if the crew is not licensed. Landowners who want a domestic well hire a licensed Arizona well driller, then complete the notice of intention as the owner. The driller still holds the card that lets the bit turn. [1][2]
Exempt wells are the big myth. A qualifying well that pumps 35 gallons per minute or less can be exempt from some groundwater withdrawal rules under ARS 45-454. That exemption is not a license exemption. You still need a licensed driller and a notice of intention. I have watched owners learn that after they paid a cash crew with no card. Ugly. [4]
If you only hang pumps and never touch the borehole, ask ADWR in writing where pump work stops and well modification starts. Modification is a licensed act. Swapping equipment on an existing well can be a gray line. Get the line from the agency, not from a parts counter.
What license does ADWR actually issue?
ADWR issues the well driller license that lets you drill, deepen, or modify wells under Title 45. It also issues the single well license. The agency runs the exam and keeps the roster. Confirm the application form, fee, and exam calendar on the current ADWR well drilling program page. I will not invent a fee. [1][7]
The exam is a real filter. It tracks the statutes, the AAC construction standards, abandonment, and the notice process. People fail when they study pump curves and skip sealing. Study Title 12, Chapter 15. Then read ARS 45-594 through 45-600. That block is the job. [5][6][3]
License term, renewal, and any continuing education sit in the rules and in whatever packet ADWR is using this year. Confirm them. States flip from annual to biennial without much noise. Arizona can update a rule or a form without updating every blog post on the internet.
Out-of-state drillers do not get a free pass because they hold a Nevada or New Mexico card. Arizona wants its own license. Reciprocity, if any exists this year, is an ADWR call. Ask before you move a rig across the line. Colorado's path is a useful contrast if you work both sides of the Four Corners. See well driller board in Colorado.
Keep a copy of your license in the doghouse. Inspectors and county staff will ask. The well registry is public. Inventing a license number is a short path to a bad year.
Do you also need an Arizona ROC contractor license?
Maybe. ADWR licenses the act of drilling a well. The Arizona Registrar of Contractors licenses people who act as contractors. If you offer to drill for a price, hire crews, and take payment from owners, Title 32 can pull you in. ARS 32-1151 makes it unlawful to act as a contractor without the proper license. Confirm the current well-related classification on the ROC classifications page before you print invoices. [12][13]
A lot of first-year Arizona well driller shops miss this. They get the ADWR card, buy a used rotary, and start bidding. Then a county or a competitor asks for the ROC number. Now you are mid-job with the wrong paper.
| Item | ADWR | ROC |
|---|---|---|
| What it covers | Drilling, deepening, modifying wells | Acting as a contractor |
| Statute | Title 45 | Title 32 |
| Core paper | NOI, drilling card, well log | Contract rules, recovery fund |
| Confirm fees with | ADWR Permitting and Wells | roc.az.gov |
ROC has its own experience, test, and bond rules. Those are not ADWR rules. Dual licensing is annoying. It is also how Arizona splits groundwater protection from consumer protection. I would budget time for both if I planned to contract. If I only worked as an employee under someone else's ROC and ADWR licenses, I would get that structure in writing.
Do not treat a city business license as a substitute. A Phoenix or Tucson tax license does not drill wells. It collects tax.
Idaho mixes a water agency and contractor paper in a different way if you compare western paths. See well driller board in Idaho.
How much does well driller cost in Arizona?
Two different bills get mixed up. One is what you pay to get legal. The other is what a landowner pays you to make water.
License and application fees at ADWR and ROC change. Confirm both fee schedules with those agencies. I am not going to publish a dollar figure I cannot point to on a live fee page. Exam charges, any bond, and local business licenses stack on top. The paper is not the expensive part. [7][12]
The expensive part is the shop. A serviceable rotary or air rig, compressor, casing inventory, grout pump, support truck, insurance, and workers' comp will dwarf every state fee you will ever write. Used iron is how most people start. A brand-new carrier in the first year is how people start in debt.
What a drilled well costs an owner is all over the map. Depth, diameter, steel versus PVC, caliche, basalt, basin fill, site access, and whether you are in an AMA all move the bid. Nobody publishes a clean statewide average that I trust. USGS keeps groundwater context for Arizona, not a price list. Get three written bids and compare footage, grout, and what happens if they hit a dry hole. [14]
I would not sell a "complete domestic well" as one magic number on a website. Itemize. Owners in the high country and owners on the valley floor are not buying the same hole.
Pump, pressure tank, trench, and electrical are often separate tickets. Say so up front. That is where change orders start fights.
How long does well driller take in Arizona?
There is no honest single clock. ADWR application and exam timing move with their calendar. ROC, if you need it, has its own queue. Confirm both. Anyone who sells you a promised approval date is guessing. This site will not.
Field time is a different clock. A shallow basin-fill domestic well can be a short job once the drilling card is in hand. A deep hard-rock hole in broken granite can eat days and bits. Arizona well depths vary hard by basin. Look up nearby logs in the ADWR well registry before you promise a finish date. [7][14]
Paper time sits in the middle. ARS 45-596 requires a notice of intention to drill before you start. You wait for ADWR to issue the drilling authority (the drilling card) before the bit turns. AMA review can add questions. Do not mobilize the rig on a verbal "it should be fine." [2]
Weather, monsoon access, and summer heat are real. So is the wait on casing. Build slack into the bid.
First-year operators lose more time on incomplete NOIs than on rock. Wrong legal description. Missing well type. Owner name that does not match the parcel. Slow is usually sloppy, not geology.
What paper do you file before you spin the bit?
You file a notice of intention to drill with ADWR. ARS 45-596 is the statute. Current ADWR forms and any online well registry filing live on the agency well-drilling pages. Use the form they want this year, not a photocopy from a 2014 job folder. [2][7]
The NOI identifies the owner, the location, the proposed depth and diameter, the use, and the licensed driller. In an Active Management Area the review can look at whether that well is even allowed. You do not drill the day you hit submit.
ADWR then issues a drilling card or equivalent authority. Keep it on site. Crews that start without it are the crews that get the stop-work call.
County environmental health may want a separate septic-to-well setback conversation. That is not ADWR. It can still kill a site. Check setbacks before you bid.
If you want field packets that look like board-style logs and grout records, WellDrillerPath sells a $179 one-time Well Board + Grout-Log Kit. You can also print the official ADWR well log and build a clipboard. The official form is the one that must get filed. [3]
Late or missing NOIs are how licensed shops still get in trouble. License plus no card equals a bad inspection.
What construction and grout rules does Arizona enforce?
Arizona well construction standards sit in Arizona Administrative Code Title 12, Chapter 15. ARS 45-594 tells the director to adopt those rules. The statute says the director "shall adopt rules establishing construction standards for wells" so holes do not contaminate groundwater, waste water, or commingle different quality waters. Read the article. Do not drill from memory of New Mexico or Nevada seals. [5][6]
Surface seal, casing, perforations, and abandonment are the items inspectors actually look at. The code sets the methods and materials. If a client asks you to skip grout to save a day, that is how you lose a license. Walk.
I am not going to recap every interval here. Intervals and approved materials get amended. The current AAC PDF from the Arizona Secretary of State is free. That is the copy that matters in a dispute. [6]
Abandonment is part of the same article. Plugging a well is licensed work. A landowner with a backhoe and a sack of chips is not close enough.
Grout logs are how you prove the seal. Keep them even if the owner never asks. When a neighbor's well goes bad, your notes are your defense.
Florida's construction code is a different animal if you ever compare humid-coastal seals to desert basin seals. See well driller board in Florida.
What is an Arizona exempt well and why do drillers still need a card?
An exempt well, under ARS 45-454, is about groundwater withdrawal, not about who may drill. Arizona Revised Statutes section 45-454 sets the exempt-well pump cap at thirty-five gallons per minute. The statute speaks of wells "having a pump with a maximum capacity of not more than thirty-five gallons per minute" for qualifying non-irrigation uses. That number is the one owners quote. They usually quote it wrong. [4]
People hear "exempt" and think no permit, no driller, no file. Wrong. You still file the NOI. You still wait for the card. A licensed well driller still builds the hole to AAC standards. The exemption, when it applies, is from parts of the Groundwater Code's withdrawal permitting, not from construction law. [2][4]
In Active Management Areas the exempt well rules get tighter on location, number of wells, and what you can do with the water. ADWR will tell you on the NOI review. Do not promise an owner an exempt well in an AMA until the agency has seen the site.
EPA does not regulate most private domestic wells. EPA's private wells page states that EPA "does not regulate private wells nor does it provide recommended criteria or standards for individual wells." That federal gap is why Arizona's construction code and licensed driller rule exist. [10]
If the well will serve 15 service connections or 25 or more people at least 60 days a year, you may have walked into a public water system. That is ADEQ and the Safe Drinking Water Act, more than ADWR. Stop and sort it before you punch the first joint. [11]
What happens after the hole is done?
ARS 45-600 requires the well driller to file a well driller report and well log with the director after the well is completed. Use the current ADWR form. Confirm the filing deadline on that statute and on the form instructions. Late logs are a classic compliance hit. [3][7]
The log is not a marketing brochure. Lithology, depths, casing schedule, perforations, grout, static level, yield if you measured it. Future drillers will pull this log. So will ADWR. So will a buyer's inspector ten years from now. Write it like someone will depose you about a clay layer.
Completion and pump installation may trigger more paper depending on the well type and the AMA. Ask ADWR which completion forms they want for that job. Do not assume the log closes the file.
If the hole is dry, you still have an abandonment or a documented incomplete well. Leaving an open borehole because the owner got mad is how groundwater gets a new contaminant pathway. Finish the story on paper.
I keep a shop copy and a truck copy. Phones die. Portals lock you out on Friday afternoon.
How do Active Management Areas change the job?
Arizona has five Active Management Areas: Phoenix, Tucson, Pinal, Prescott, and Santa Cruz. They come out of the 1980 Groundwater Management Act. ARS 45-411 is the statutory hook for the AMA program. Inside an AMA, new wells and well uses get more review. Outside, you still need the license and the NOI, but the water-rights overlay is thinner. [9][7]
Irrigation Non-Expansion Areas are another overlay. If your client says they are rural, so it is easy, check the map anyway. Rural Pinal is not easy.
For a driller, the practical hit is NOI questions, well type limits, and owners who thought they could add a second exempt well behind the shop. Your job is to file what is true, not what the owner wishes was true.
USGS Arizona Water Science Center work is useful context on why the AMAs exist. The basins were overdrafted. The drill rig did not cause that alone, but every new well is part of the ledger. [14]
I would not give water-rights advice. Point owners to ADWR or a water lawyer when the question is whether they can pump. You answer whether you can build.
What should a first-year Arizona well driller actually buy and skip?
Buy the AAC PDF (free), a legal-size clipboard, a decent grout pump, and liability insurance that actually names well drilling. Skip the wrapped service truck and any course that promises the license is easy if you already know drilling. The exam is about Arizona rules. Twenty years in Texas help on the rig. They do not answer the seal questions. [6]
Confirm every fee with ADWR and ROC. Do not prepay a third-party expediter who will not sit the exam for you. Nobody can. I would spend a day in the well registry reading logs within 10 miles of the work you want. That is market research and geology research in one.
Hire or subcontract pump work until your ROC classification and your insurance clearly cover it. Mixing trades on day one is how claims start.
A second rig in year one is usually a waste. Crew and cash flow break first, not iron.
Illinois and other humid-state boards obsess over different contamination paths. If you trained there, relearn the desert code. See well driller board in Illinois.
Where do you confirm fees, exams, and the current packet?
Call ADWR Permitting and Wells. Use the well drilling program page and the AAC PDF. Then call ROC if you will contract. Those three sources beat every Facebook group. [6][7][12]
WellDrillerPath is an independent publisher, not a law firm and not a service company. We do not apply for you and we do not get you a card. If you want the kit we sell, start at /start. The official path still runs through ADWR.
Processing times are not published here on purpose. They move. Anyone quoting a promised week count picked it out of the air.
If you work multiple states, read each statute. Alabama's board is not ADWR with different weather. See well driller board in Alabama and well driller board in Georgia for how true boards write their own packets.
Frequently asked questions
Do you need a license for well driller in Arizona?
Yes. ARS 45-595 requires an ADWR well driller license or a single well license before anyone drills, deepens, or modifies a well. A 35 gpm "exempt" well still needs a licensed driller. If you contract the work for others, ask the Registrar of Contractors whether a contractor license is also required. Confirm the current packet with ADWR.
How much does well driller cost in Arizona?
State paper is the cheap part, and the dollar amounts change. Confirm ADWR and ROC fees on their current schedules. Standing up a shop (rig, casing, grout pump, insurance, workers' comp) costs far more than any application. Owner well prices vary by depth, geology, and AMA rules. Nobody has a trustworthy statewide average. Get three written bids.
How long does well driller take in Arizona?
License timing is an ADWR (and maybe ROC) queue. Confirm it. Do not take a promised date from a blog. Field time depends on depth and rock. Paper time includes the notice of intention and the wait for a drilling card under ARS 45-596. Incomplete NOIs waste more first-year calendar than hard formation does.
Can I drill my own well on my land in Arizona?
Only if you hold a single well license (or a full well driller license) and you follow the NOI and construction rules. A single well license is for a well on property you own or lease. It is not a company license. Confirm eligibility and the current application with ADWR before you move a borrowed rig onto the parcel.
What is an Arizona single well license?
It is the narrow ADWR path for a person to drill, deepen, or modify a well on land they own or lease. It does not let you bid other people's wells. You still file a notice of intention and you still build to AAC Title 12, Chapter 15. Ask ADWR what the current exam or demonstration rules are. Do not assume there are none.
Does a 35 gpm exempt well skip the licensed driller?
No. ARS 45-454 sets a thirty-five gallons per minute pump cap for certain withdrawal exemptions. That is water-rights paper, not a construction waiver. You still need a licensed driller, an NOI, a drilling card, and a legal seal. AMA sites can be tighter. File what is true, not what the owner heard at the feed store.
Is there a well driller exam in Arizona?
ADWR runs a licensing exam tied to Title 45 and AAC Title 12, Chapter 15. Study the construction, abandonment, and notice rules, more than rig operation. Confirm the current schedule, location, and retake policy with ADWR Permitting and Wells. ROC, if you need that license too, has a separate test. Two exams, two agencies.
How do I check if a well driller is licensed in Arizona?
Ask for the ADWR well driller license number and verify it through ADWR's current lookup or well registry tools. If they are contracting the job, check the ROC license search too. No card, no bid. A city tax license or a truck door decal is not proof. Confirm both numbers before you write a deposit check.
Do out-of-state well driller licenses transfer to Arizona?
Do not count on it. Arizona wants its own ADWR license before you drill here. Reciprocity, if ADWR offers any this year, is their call, not a handshake at the state line. ROC contractor paper is a second question. Ask both agencies before you dispatch a crew from Nevada, New Mexico, or California.
What is the difference between ADWR and ADEQ for wells?
ADWR licenses drillers, issues drilling cards, and holds construction and groundwater rules. ADEQ enters when a well becomes (or feeds) a public water system, generally 15 service connections or 25 people at least 60 days a year under federal drinking-water rules. Most private homes stay outside ADEQ. If the use looks communal, stop and sort it.
What paper does a well driller file after the hole is done?
ARS 45-600 requires a well driller report and well log with the director after completion. Use the current ADWR form and confirm the deadline on the statute and the form instructions. Log lithology, casing, grout, and water levels like you will be asked about them later. A dry hole still needs a legal closeout, not an open borehole.
Do I need a bond to drill wells in Arizona?
Maybe, and the amount is not something to guess from an old forum post. ADWR licensing rules and ROC contractor rules can each speak to financial responsibility. Confirm both. If a bond is required this year, buy it from a surety that knows contractor paper. Do not skip it to save a month of premium.
How do Active Management Areas change well drilling in Arizona?
The five AMAs (Phoenix, Tucson, Pinal, Prescott, Santa Cruz) add review on whether a new well or well use is allowed. You still need the statewide driller license and an NOI everywhere. Inside an AMA, owners who expected a second exempt well often hit a wall. File the location honestly and let ADWR answer the water-rights question.
Where do I find the current Arizona well driller fee schedule?
On ADWR's current fee or well-drilling program pages, and on ROC's fee page if you will contract. Do not use a dollar figure from an old article (including archived copies of this one). Call Permitting and Wells and ask them to point to the live schedule. Fees move. The statute numbers do not.
Sources
- Arizona Legislature, ARS 45-595: ARS 45-595 is the statute that requires licensing before a person drills, deepens, or modifies a well in Arizona, including the single well license path.
- Arizona Legislature, ARS 45-596: ARS 45-596 requires a notice of intention to drill with the director before a well is drilled, deepened, or modified.
- Arizona Legislature, ARS 45-600: ARS 45-600 requires the well driller to file a well driller report and well log with the director after the well is completed.
- Arizona Legislature, ARS 45-454: ARS 45-454 sets the familiar exempt-well pump cap at a maximum capacity of not more than thirty-five gallons per minute for qualifying non-irrigation withdrawals.
- Arizona Legislature, ARS 45-594: ARS 45-594 directs the ADWR director to adopt well construction standards to protect groundwater.
- Arizona Secretary of State, AAC Title 12 Chapter 15: Arizona Administrative Code Title 12, Chapter 15 contains ADWR well construction, abandonment, and well driller licensing rules.
- Arizona Department of Water Resources, Well Drilling program page: ADWR, not a separate board, administers well drilling licensing, notices, and related well program paper.
- Arizona Legislature, ARS 45-411: ARS 45-411 is the statutory basis for Arizona Active Management Areas created under the Groundwater Management Act framework.
- U.S. EPA, About Private Water Wells: EPA states it does not regulate private wells nor provide recommended criteria or standards for individual wells.
- U.S. EPA, Information about Public Water Systems: A public water system is generally one that serves 15 service connections or 25 or more people at least 60 days a year.
- Arizona Registrar of Contractors, License Classifications: ROC publishes the contractor license classifications that can apply if a person contracts well work for others.
- Arizona Legislature, ARS 32-1151: ARS 32-1151 makes it unlawful to act as a contractor in Arizona without the required ROC license.
- USGS Arizona Water Science Center: USGS Arizona Water Science Center publishes groundwater context for Arizona basins, not well-price schedules.