Navigating Water Rights and Irrigation Permits in South Dakota: What Landowners Must Know

Whether you are installing center-pivot irrigation rigs across drought-prone cropland in Spink, Beadle, Charles Mix, or Union County, developing a high-capacity commercial dairy or feedlot along the I-29 corridor, or purchasing an existing irrigated farm anywhere in South Dakota, owning the land does not mean you automatically own the right to pump the water beneath or beside it. Under S.D. Codified Laws § 46-1-1 and S.D. Codified Laws § 46-1-3, all surface water and groundwater within South Dakota is the property of the people of the state, held in public trust and allocated strictly by permit.

Drilling an irrigation well or dropping an intake pump into a river or aquifer without a valid state water right permit is a Class 2 misdemeanor and exposes the landowner to civil penalties of up to $500 per day under S.D. Codified Laws § 46-1-11. Understanding South Dakota's prior appropriation doctrine, how to secure an irrigation permit through the Department of Agriculture and Natural Resources (DANR), the difference between Missouri River diversions and fully appropriated aquifers, and how to defend against well-interference challenges is essential for protecting your land's agricultural and commercial value.

Vested Water Rights vs. Appropriative Water Rights in South Dakota

In 1955, the South Dakota Legislature overhauled the state's water code-a landmark reform upheld against constitutional takings challenges by the South Dakota Supreme Court in Knight v. Grimes, 127 N.W.2d 708 (SD Supreme Court 1964) (for groundwater) and Belle Fourche Irrigation District v. Smiley, 204 N.W.2d 105 (SD Supreme Court 1973) (for surface streams). Today, all nondomestic water use in South Dakota operates under the doctrine of Prior Appropriation ('First in Time, First in Right') and Beneficial Use (S.D. Codified Laws § 46-1-8), divided into two legal classes:

• Vested Water Rights (Pre-1955 Uses): Under S.D. Codified Laws § 46-1-9 (surface water) and S.D. Codified Laws § 46-6-1 (groundwater), landowners who actually applied surface water to a beneficial use on or before March 2, 1955 (or had groundwater works constructed or under construction as of February 28, 1955) hold 'vested rights' carrying seniority dates back to the original pre-1955 diversion. Under S.D. Codified Laws § 46-5-49 and S.D. Admin. R. 74:02:01:20, vested right claims must be filed and validated by the Water Management Board to receive an official water license.
• Appropriative Water Rights (Post-1955 Permits & Licenses): Under S.D. Codified Laws § 46-5-10, every person or business seeking to appropriate water after 1955 must apply for and obtain a permit before commencing construction of wells or diversion works. Your priority date is locked in on the exact day a complete application is received by the Chief Engineer under S.D. Codified Laws § 46-2A-7.2.

When Is a Permit Required vs. Exempt Domestic Use?

Under S.D. Codified Laws § 46-1-6(7) and S.D. Codified Laws § 46-5-8, ordinary domestic use-which includes household drinking water, watering noncommercial gardens/lawns up to 1 acre, and livestock water in pastures or confinement operations using less than 25,920 gallons per day (18 gallons per minute) and pumping at a maximum rate not exceeding 25 gpm-does not require a water right permit and takes highest priority over all appropriative rights. Conversely, a formal DANR Water Right Permit is mandatory for:

1. All agricultural irrigation of more than 1 acre (regardless of pumping rate);
2. All commercial, industrial, municipal, or institutional water uses (even if pumping less than 18 gallons per minute, when not supplied by a municipal water system);
3. Any livestock confinement or domestic system exceeding 25,920 gallons per day (18 gpm average); and
4. Any dam or dugout on a dry draw impounding more than 25 acre-feet of water (smaller dry-draw stock dams require a $50 Location Notice under S.D. Codified Laws § 46-4-3 and S.D. Codified Laws § 46-2-13(1)).

Statutory Diversion Limits and the 3-Year 'Use It or Lose It' Forfeiture Rule

Under S.D. Codified Laws § 46-5-6, an agricultural irrigation permit in South Dakota cannot divert more than 1 cubic foot per second (cfs)-approximately 448.8 gallons per minute-for each 70 acres of land to be irrigated, and total annual volume is capped at 2 acre-feet per acre per year (unless soil and climate conditions justify up to 3 acre-feet per acre). Once a permit is issued, S.D. Codified Laws § 46-5-30 grants the landowner 5 years to complete construction of the well/pivot and put the water to beneficial use (extendable for up to 3 additional years for good cause under S.D. Codified Laws § 46-2A-8).

Even after your permit matures into a permanent Water License under S.D. Codified Laws § 46-5-30.1, you must guard against statutory forfeiture. Under S.D. Codified Laws § 46-5-37 and S.D. Codified Laws § 46-5-37.1, if a water right holder fails to beneficially use all or part of the permitted water for 3 consecutive years without a valid legal excuse (such as ample natural rainfall making irrigation unnecessary, equipment breakdown, or enrollment in a federal conservation program), the unused water right is forfeited by operation of law and reverts to the public! That is why submitting your annual DANR Irrigation Water Use Questionnaire under S.D. Admin. R. 74:02:01:14.02-and marking 'adequate rainfall' in wet years when you do not run your pivots-is vital when buying or selling irrigated South Dakota farmland.

Drawing Water from the Missouri River vs. Shallow and Deep Aquifers

1. Missouri River Surface Water Diversions

Irrigators and rural water systems drawing directly from the Missouri River mainstem reservoirs (Lake Oahe, Lake Sharpe, Lake Francis Case, and Lewis and Clark Lake) enjoy the most reliable water supply in South Dakota. While eastern tributaries like the James River, Big Sioux River, and Vermillion River frequently experience summer low-flow shutoffs to protect senior downstream municipal and wildlife rights, the Missouri River's massive storage capacity rarely triggers state priority shutoffs. However, pumping from the Missouri River requires a dual-agency permitting process: in addition to obtaining a state water right permit from the South Dakota Department of Agriculture and Natural Resources, Water Rights Program, Pierre, the landowner must secure federal permits under 33 U.S.C. § 403 and 33 U.S.C. § 1344 and a real estate pipeline easement across federal take-line land from the U.S. Army Corps of Engineers Omaha District, Pierre Regulatory Office, Pierre.

2. Shallow Glacial Outwash Aquifers vs. Deep Bedrock Aquifers

When applying for a groundwater irrigation permit in South Dakota, the single biggest legal hurdle is S.D. Codified Laws § 46-6-3.1-South Dakota's strict 'No Groundwater Mining' Statute. Under S.D. Codified Laws § 46-6-3.1, no groundwater permit may be approved if, according to the best information reasonably available, it is probable that the average quantity of water withdrawn annually from the groundwater source will exceed the estimated average annual recharge to that aquifer (with a narrow statutory exception only for public water distribution systems).

Because the DANR Water Rights Program monitors over 1,500 observation wells across the state under S.D. Codified Laws § 46-2-14, several heavily irrigated shallow glacial aquifers in eastern South Dakota have reached or neared full appropriation. If an aquifer is deemed fully appropriated, new irrigation applications are either denied or placed on a statutory Priority Waiting List for Future Unappropriated Water under S.D. Codified Laws § 46-2A-7.4 and S.D. Codified Laws § 46-2A-7.5. In those regions, landowners often explore drilling deeper into confined bedrock aquifers-such as the Dakota Sandstone, Inyan Kara, or Madison Limestone aquifers-though deep bedrock water carries higher salinity/sodium levels that must be laboratory-tested to ensure it will not ruin agricultural topsoil.

Step-by-Step Process: Applying for an Irrigation Permit Through the DANR

Under S.D. Codified Laws § 46-2A-1 through S.D. Codified Laws § 46-2A-12, securing an irrigation or commercial water permit follows a strict administrative timeline:

Step 1: Conduct Test Drilling and Optional Water Quality Testing

Before submitting your full permit application, a South Dakota-licensed well driller (S.D. Codified Laws § 46-6-9) may drill small-diameter test holes to verify aquifer thickness and yield, and collect a water sample for salinity (Electrical Conductivity) and Sodium Adsorption Ratio (SAR) testing. (While South Dakota repealed mandatory state soil-water compatibility permits in 2012, lenders and agronomists still rely on lab testing to verify soil suitability.)

Step 2: File Form 2, Map, and Statutory Fees with the DANR Chief Engineer

Complete and submit Form 2, South Dakota, Department of Agriculture and Natural Resources, Application for a Permit to Appropriate Water for Irrigation (along with Form 2A, South Dakota, Department of Agriculture and Natural Resources, Supplemental Information for Diversion from Well, Dugout, or Storage Dam if drawing from a well, a detailed parcel map, and the statutory filing fee required by S.D. Codified Laws § 46-2-13) to the Chief Engineer at the South Dakota Department of Agriculture and Natural Resources, Water Rights Program, Pierre (Joe Foss Building, 523 East Capitol Avenue, Pierre, SD 57501; phone 605-773-3352). Note that under S.D. Codified Laws § 46-2A-7.2, only one irrigation permit application may be pending per parcel at a time, and the applicant name must match the deeded owner of the land to be irrigated.

Step 3: Chief Engineer's Hydrologic Recommendation and Public Notice

Within 60 days of receiving a complete application (unless a complex hydrologic study is required), the Chief Engineer issues a formal report and recommendation to approve, conditionally approve, or deny the permit under S.D. Codified Laws § 46-2A-2 based on the four statutory criteria in S.D. Codified Laws § 46-2A-9: (1) whether unappropriated water is available; (2) whether existing domestic or senior water rights will be unlawfully impaired; (3) whether the proposed use is a beneficial use; and (4) whether the appropriation is in the public interest. Under S.D. Codified Laws § 46-2A-4, a formal Legal Notice of the application and the Chief Engineer's recommendation must be published once a week for two consecutive weeks in an official newspaper in the county where the water will be diverted.

Step 4: Administrative Issuance or Contested Water Management Board Hearing

Any neighbor or senior water user who wants to oppose the application-or the applicant, if contesting a denial recommendation-must file a written Petition to Intervene at least 10 days before the published hearing date under S.D. Codified Laws § 46-2A-4(5):

• Uncontested Applications: Under S.D. Codified Laws § 46-2A-4(7) and S.D. Codified Laws § 46-2A-23, if the Chief Engineer recommends approval (or conditional approval), no neighbor files a timely petition in opposition, and the applicant does not contest the conditions, the Chief Engineer may issue the water permit administratively without a formal board hearing!
• Contested Applications: If a petition in opposition is filed or the Chief Engineer recommends denial, the application goes to a contested quasi-judicial evidentiary hearing before the 7-member South Dakota Water Management Board, Pierre under S.D. Codified Laws § 1-26-18.

Step 5: Construct the System, File Form 10, and Obtain Your Final Water License

After constructing your well and pivot within the 5-year construction window, file Form 10, South Dakota, Department of Agriculture and Natural Resources, Notice of Completion of Works and Application of Water to Beneficial Use along with the $50 inspection/licensing fee under S.D. Codified Laws § 46-2-13(3). A DANR state engineer inspects the system and issues your permanent Water License under S.D. Codified Laws § 46-5-30.1, which covers the exact acreage and pumping rate actually placed into beneficial use.

Resolving Disputes Over Well Drawdown and Water Use Interference

What happens when a newly permitted high-capacity irrigation well or commercial facility begins pumping 800 gallons per minute in July and causes the water level in a neighbor's senior domestic or livestock well half a mile away to drop below the pump intake? In South Dakota, well interference disputes are governed by S.D. Codified Laws § 46-6-6.1 and the Water Management Board's well-spacing and interference rules in S.D. Admin. R. 74:02:05:02.

As the South Dakota Supreme Court analyzed in In re Water Right Claim No. 1927-2, 524 N.W.2d 855 (SD Supreme Court 1994) and Romey v. Landers, 392 N.W.2d 415 (SD Supreme Court 1986), South Dakota water law balances maximum beneficial utilization of groundwater against protection of senior and domestic users:

• Artesian Head Pressure Is Not Protected: South Dakota law does not guarantee that a senior owner of a free-flowing artesian well will forever have enough natural underground pressure to push water to the surface without a pump.
• Protection of 'Adequate' Domestic and Senior Wells: However, if a domestic or senior well is 'adequate'-meaning it is properly constructed to a reasonable depth into the aquifer and equipped with a functional pump under S.D. Admin. R. 74:02:04:20-and a junior irrigator's cone of depression lowers the aquifer water level so that the adequate domestic well fails, the domestic well owner can file an immediate interference complaint with the DANR Chief Engineer. Upon verification, the Chief Engineer will order the junior irrigator to immediately cease or throttle pumping unless the irrigator furnishes an alternative water supply or pays to deepen/rehab the neighbor's domestic well.

If either party is aggrieved by a final decision of the South Dakota Water Management Board, Pierre, an administrative appeal may be filed within 30 days under S.D. Codified Laws § 1-26-31 in the Sixth Judicial Circuit Court, Hughes County Courthouse, Pierre or the Circuit Court where the land is situated, such as the Second Judicial Circuit Court, Minnehaha County Courthouse, Sioux Falls, the Third Judicial Circuit Court, Beadle County Courthouse, Huron, or the Seventh Judicial Circuit Court, Pennington County Courthouse, Rapid City.

How Much Does Securing an Irrigation Permit Cost in South Dakota?

• DANR Statutory Water Permit Application Fees (S.D. Codified Laws § 46-2-13(2)):
  • $500 for the first 120 acre-feet per year (or fraction thereof);
  • $250 for the second 120 acre-feet per year (or fraction thereof); and
  • $100 for each subsequent 120 acre-feet per year. (For example, a standard 160-acre center pivot requesting 2 acre-feet per acre-320 acre-feet total-requires an advance state filing fee of $850. If the permit is denied, 75% of the fee is refunded by statute!)
• Amendment / Transfer / Final License Fees (S.D. Codified Laws § 46-2-13):
  • Adding or moving a well/diversion point with no new water volume: $100;
  • Filing Notice of Completion of Works and issuing the final Water License: $50;
  • Transferring ownership of an existing water permit or license when buying farmland: $2.50 per permit.
• Newspaper Publication & Hydrogeologist Fees: Publishing the mandatory two-week county legal notice costs $75 to $200. For contested aquifer hearings, hiring an independent hydrogeologist costs $3,500 to $12,000.
• Water Law Attorney Fees: Assisting with an uncontested DANR application or farmland water-right due diligence audit typically costs $1,200 to $2,500, while litigating a contested hearing before the Water Management Board in Pierre ranges from $4,500 to $15,000+.

How Long Does the Process Take?

• Uncontested Irrigation Permit (Administrative Approval): 60 to 120 days from submitting a complete Form 2, South Dakota, Department of Agriculture and Natural Resources, Application for a Permit to Appropriate Water for Irrigation through Chief Engineer review and two-week newspaper publication to permit issuance.
• Contested Water Management Board Application: 5 to 9 months (as the Water Management Board typically meets four times per year in Pierre-usually in March, May, July, and October).
• Construction & Licensing Window: Up to 5 years to drill the well and install the irrigation system (S.D. Codified Laws § 46-5-30), plus up to 4 additional years after completion to apply the water to beneficial use before final licensing.

Before investing hundreds of thousands of dollars in center-pivot equipment or purchasing irrigated farmland, consult our directory of experienced South Dakota water rights and agricultural attorneys to guide your DANR permit application or defend your priority rights.

Frequently Asked Questions (FAQ)