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Homeowner GuideIndiana (IN)312 IAC 13

Indiana Private Well Guide

Everything you need to know about drilling a private well in Indiana. Costs, permits, water testing, and finding a licensed driller.

Updated: October 2026Source: 312 IAC 13

Well Drilling Costs in Indiana

Want the full breakdown? See our Indiana well drilling cost guide for per-foot rates, itemized components, and what quotes leave out.

A complete private well system in Indiana typically costs $5,000–$15,000, depending on depth, geology, and equipment choices.

2024-2025 Indiana well drilling cost estimates
ComponentTypical CostNotes
Drilling (per foot)$25–$60/ftVaries with depth and geology (source: blairnorris.com)
Casing (6" steel)$30–$130/ftSteel more expensive than PVC (source: blairnorris.com)
Pump + Tank$1,500–$3,000Submersible pump with pressure tank (source: blairnorris.com)
DisinfectionIncludedRequired by 312 IAC 13 (source: in.gov)
Water Testing$10–$20/testIDOH lab: $10 bacteria/nitrate, $20 arsenic/lead (source: in.gov)
Permit Fee$50 (typical)County health dept (e.g., Marion Co. $50) (source: marionhealth.org)
Total System (150 ft)$5,000–$15,000Complete system (source: blairnorris.com)
Cost Tip
Get quotes from 2-3 licensed drillers before deciding. Most Central Indiana homes need wells between 100–200 feet deep. Northern Indiana (glacial drift) and southern Indiana (limestone/sandstone) have different drilling conditions affecting costs.

Timeline: From Decision to Drinking Water

Expect 1–4 weeks from your first call to potable water. County permit approval is typically the longest step.

Typical Indiana well drilling timeline (source: ai.marion.summersphc.com)
StepDurationNotes
Site Assessment1–2 daysDriller surveys property, locates optimal site (source: ai.marion.summersphc.com)
Permit Approval~3–14 daysLocal health dept review; a driller-supplied estimate, not an official time (source: ai.marion.summersphc.com)
Drilling & Installation1–3 daysDrill, install casing, pump, and tank (source: ai.marion.summersphc.com)
Water Testing & Approval~1 daySample and approve (source: ai.marion.summersphc.com)
Total1–3 weeks avgNormal weather and permit processing (source: ai.marion.summersphc.com)

Permits & Process

Do You Need a Permit?

It depends on your county. Indiana has no statewide drilling permit, but some county health departments, such as Marion County, require a well construction permit. Confirm with the health department for your county. Where a permit is required, your licensed driller typically handles the application.

Permit Requirements
  • Fee: Marion County: $50 (fees vary; some counties have no well permit)
  • Processing: varies by county; ask the health department
  • Application: In Marion County the licensed well driller obtains the permit; a pump installer obtains a separate $50 pump permit
  • Approval: County health department
  • Hamilton County: permits every well drilled or repaired
Licensing Requirements
  • Indiana law (IC 25-39; 312 IAC 13) licenses water well drillers and pump installers. IC 25-39-3-1 says "An individual may not be a water well driller or water well pump installer without a license," but IC 25-39-1.5-3 says IC 25-39-3 and IC 25-39-4 "do not apply to": "A person who installs a well that: (A) is for personal use; and (B) is not greater than one and one-fourth (1 1/4) inches inside diameter and not greater than twenty-four (24) feet deep"; "A plumber who: (A) is licensed under IC 25-28.5; (B) is registered with the department under section 4 of this chapter; and (C) installs wells that are not greater than one and one-fourth (1 1/4) inches inside diameter and not greater than twenty-four (24) feet deep"; "A person who installs or repairs a water well pump or water well pumping equipment for personal use"; and "A person who is working under the direction and personal supervision of a person who holds a license."
  • Apart from those IC 25-39-1.5-3 exemptions, all drilling must be done by IDNR-licensed contractors
  • Verify driller license before hiring
  • Search licensed drillers on IDNR website

Who Does What?

Driller Handles:
Homeowner Handles:
  • Payment
  • Water testing coordination (with health dept)
  • Annual testing thereafter
  • Above-ground plumbing connections
  • Record keeping
  • Disclosure when selling property

Water Quality

Well water testing in Indiana

The Indiana Department of Health (IDOH) handles private well water quality in Indiana. IDOH strongly recommends testing your well for bacteria and nitrate at least once per year, and always after flooding reaches the wellhead.

Not sure what to test for? See our national guide to well water testing or order a certified lab test kit shipped to your door.

Important
Indiana does not regulate private wells after construction - homeowners are responsible for water safety. However, most counties require initial testing before approving a new well for use. Annual testing is strongly recommended.

Required Testing for New Wells

Most Indiana counties require testing before a new well can be used. For example, Elkhart County requires tests for arsenic, nitrates, and total coliform/E. coli. Hamilton County staff will sample new wells or accept results from state-certified labs. Ask your county health department what it requires.

Recommended Ongoing Testing

IDOH State Lab Pricing: $10 per test for bacteria, nitrate or fluoride, $20 for arsenic, lead and copper (shipping extra). Order kits through the lab's well water page; the lab's main line is 317-921-5500.

Common Indiana Water Quality Issues

Bacteria

Fecal coliforms (E. coli, coliform) from septic systems, livestock, or wildlife. Most common hazard, especially after heavy rains or flooding.

Nitrates

From agricultural fertilizers and manure (septic systems can also add nitrate). Elevated in north-central and west-central Indiana on sandy soils. The IDOH recommended standard is 10 mg/L as nitrogen; above that, water can cause "blue baby syndrome."

Arsenic

Naturally occurring in glacial deposits throughout the state (IDOH). Odorless/colorless but carcinogenic above 0.01 mg/L (EPA MCL).

Hard Water

Indiana's limestone geology produces very hard water (high calcium/magnesium). Causes scale and soap scum. Water softeners are common solutions.

🟤 Iron/Manganese

Common in deeper or older wells. Iron causes orange/brown staining, manganese causes black staining and metallic taste. Aesthetic issues, not health threats.

🥚 Sulfur

Hydrogen sulfide produces rotten-egg smell. High sulfates (>250 ppm) taste bitter or salty. Nuisance problems from decaying organic matter or coal strata.

Treatment Options

  • Chlorination/UV: Kills bacteria. UV units work without chemicals.
  • Water Softeners: Remove hardness (calcium, magnesium) and low levels of iron.
  • Oxidizing Filters: Aeration or greensand filters remove iron and manganese.
  • Reverse Osmosis (RO): Point-of-use systems remove nitrates, arsenic, sulfates, lead.
  • Sediment/Carbon Filters: Remove particulates and improve taste.
Treatment Sizing
Always retest water after installing any treatment system to verify effectiveness. Consult IDOH fact sheets on water treatment for specific contaminant guidance.

Maintenance & Troubleshooting

Annual Maintenance Checklist

  • Test water for bacteria and nitrates
  • Professional well inspection (flow test, pump check)
  • Check pressure tank and pressure switch
  • Inspect wellhead cap and seal for damage
  • Keep wellhead area clear of debris and chemicals
  • Drain and check pressure tank per manufacturer specs

Warning Signs of Well Problems

  • Sudden drop in water pressure or flow rate
  • Pump cycling frequently or never reaching shutoff
  • Cloudy, discolored, or foul-smelling water
  • Visible particulates or oily sheens
  • Rotten-egg odor (sulfides) or metallic taste (iron)
  • Gastrointestinal illness in household (bacteria)
  • Well running dry in summer (drawdown issues)
Professional Inspection
The National Ground Water Association recommends an annual inspection by a licensed or certified water well systems professional. This should include flow testing, pump inspection, and pressure tank evaluation.

When to Call a Professional

Indiana law requires licensed drillers and pump installers (IC 25-39-3-1), apart from the exemptions quoted from IC 25-39-1.5-3 above (for example, "A person who installs or repairs a water well pump or water well pumping equipment for personal use"). Call a professional for:

  • Pump failure or replacement
  • Cracked or damaged casing
  • Persistent water quality issues
  • Well deepening or re-drilling
  • Pressure tank leaks or failures
  • Water treatment system installation

Homeowners can handle minor tasks like periodic shock chlorination, replacing sediment filter cartridges, or cleaning faucet aerators. Never attempt major repairs yourself.

Find a Licensed Driller

Indiana law (IC 25-39; 312 IAC 13) licenses water well drillers (IC 25-39-3-1); the only owner exemption for drilling is a personal-use well "not greater than one and one-fourth (1 1/4) inches inside diameter and not greater than twenty-four (24) feet deep" (IC 25-39-1.5-3). For any other well, use a licensed water well driller.

Search Licensed Drillers in Indiana

Find Drillers Near You →

How to Verify a Driller

  1. Ask for their IDNR license number
  2. Search the IDNR Licensed Driller Database
  3. Verify license is current and in good standing
  4. Get 2-3 written quotes for comparison
  5. Ask for references from recent jobs in your area
  6. Confirm driller will handle permit application
County Resources
Your county health department can provide lists of licensed drillers who work in your area. Call IDNR Water Division at 317-232-4160 Ext. 4 or toll-free 877-928-3755 for assistance.

Resources & Contacts

Indiana Dept. of Health (IDOH) State Lab

Water testing ($10–$20 per test)

Indiana DNR Division of Water

Well records, licensed driller lists, technical info

Indiana Dept. of Environmental Mgmt (IDEM)

Groundwater protection, water quality guidance

Marion County Health Department

Well and pump permits, inspections, free well water testing (Indianapolis area)

Additional Resources

Key Regulatory References

  • IC 25-39: Water well driller licensing statutes
  • 312 IAC 12-13: Water well drillers and pump installers rules

Frequently Asked Questions

How much does it cost to drill a well in Indiana?
A complete well system in Indiana typically costs $5,000–$15,000 for a 150-foot well, per industry estimates. Drilling costs average $25–$60 per foot. Shallow wells (~50 ft) may cost $1,800–$3,000, while deep wells (~300 ft) can cost $10,000–$18,000. Additional costs include pump ($1,500–$3,000), casing ($30–$130/ft for steel), testing ($10–$20 per test), and any county permit (Marion County example: $50; fees vary and some counties have no well permit).
Do I need a permit to drill a well in Indiana?
It depends on the county. Indiana has no statewide drilling permit, but some county health departments require a well construction permit before drilling. For example, Marion County requires a $50 permit that the driller obtains. Your licensed driller typically handles the permit application. IC 25-39-3-1 says "An individual may not be a water well driller or water well pump installer without a license," but IC 25-39-1.5-3 says IC 25-39-3 and IC 25-39-4 "do not apply to": "A person who installs a well that: (A) is for personal use; and (B) is not greater than one and one-fourth (1 1/4) inches inside diameter and not greater than twenty-four (24) feet deep"; "A plumber who: (A) is licensed under IC 25-28.5; (B) is registered with the department under section 4 of this chapter; and (C) installs wells that are not greater than one and one-fourth (1 1/4) inches inside diameter and not greater than twenty-four (24) feet deep"; "A person who installs or repairs a water well pump or water well pumping equipment for personal use"; and "A person who is working under the direction and personal supervision of a person who holds a license."
How long does it take to drill a well in Indiana?
The complete process from decision to drinking water typically takes 1–4 weeks. A typical schedule includes: site assessment (1–2 days), permit approval (~3–14 days), drilling and installation (1–3 days), and water testing/approval (~1 day), for a total average of 1–3 weeks.
What water quality issues are common in Indiana wells?
Common Indiana well water issues include: (1) Bacteria (coliform/E. coli) from septic systems or livestock. (2) Nitrates from agricultural fertilizers, particularly in north-central Indiana sandy soils (nitrates can also come from manure and septic systems). (3) Arsenic, which IDOH says occurs in glacial deposits throughout the state. (4) Hard water (calcium/magnesium) from limestone geology. (5) Iron and manganese causing staining. (6) Sulfur causing rotten-egg smell.
How often should I test my well water in Indiana?
IDOH recommends testing annually for coliform bacteria and nitrates. Test at least every 5 years for arsenic, lead, copper, and fluoride. Test immediately after flooding, well repairs, or any taste/odor changes. The Indiana State Lab charges $10 for bacteria or nitrate tests, $20 for arsenic, lead or copper, and $10 for fluoride.
📚 Sources & References

Are You a Licensed Driller?

Check out our compliance reference for Indiana drilling regulations, forms, and requirements.

Indiana Driller Compliance Guide →

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