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MIDLAND

PWS ID: SD4600012 · MIDLAND, South Dakota 57552

MIDLAND serves 120 people in MIDLAND, South Dakota using Surface Water water sources. It has 121 recorded EPA violations, including 33 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MIDLAND

MIDLAND is a local-owned community water system that delivers drinking water to 120 residents in MIDLAND, South Dakota (Haakon County) through 92 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 121 total violations for this system , of which 33 (27%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 83 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 11 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across South Dakota, EPA tracks 654 public water systems serving 915,901 people, with 56,254 cumulative violations and 8,399 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 86 violations. MIDLAND's 121 violations sit above the South Dakota average. Statewide, 42 of 49 UCMR5-tested systems have reported PFAS detections (85.7%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
120
Total Violations
121
Health-Based Violations
33
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
92
County
Haakon
School/Daycare
No
MCL Violations
27
Monitoring Violations
83
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 11 2015
Gross Alpha, Excl. Radon and U MCL 10 2007
Coliform (TCR) MCL 6 2008
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 6 2021
Nitrite MR 4 2003
Coliform (TCR) MR 3 2008
Revised Total Coliform Rule MON 3 2022
Chlorine MR 3 2023
Total Haloacetic Acids (HAA5) MR 2 2023
TTHM MR 2 2023
Heptachlor epoxide MR 2 1993
Total Polychlorinated Biphenyls (PCB) MR 2 1993
Di(2-ethylhexyl) adipate MR 2 1993
Hexachlorocyclopentadiene MR 2 1993
HEXACHLOROBENZENE MR 2 1993
BHC-GAMMA MR 2 1993
Chlordane MR 2 1993
Toxaphene MR 2 1993
Simazine MR 2 1993
Aldicarb sulfone MR 2 1993
Aldicarb sulfoxide MR 2 1993
Carbofuran MR 2 1993
2,4,5-TP MR 2 1993
Pentachlorophenol MR 2 1993
Picloram MR 2 1993
1,2-DIBROMO-3-CHLOROPROPANE MR 2 1993
Endothall MR 2 1993
Glyphosate MR 2 1993
Diquat MR 2 1993
Dinoseb MR 2 1993

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for MIDLAND.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID SD4600012 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

South Dakota Drinking Water Authority

South Dakota's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find SD regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 Chlorine MR 3 SDWIS / SD4600012 / 0999
2023 Total Haloacetic Acids (HAA5) MR 2 SDWIS / SD4600012 / 2456
2023 TTHM MR 2 SDWIS / SD4600012 / 2950
2022 Revised Total Coliform Rule MON 3 SDWIS / SD4600012 / 8000
2021 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 6 SDWIS / SD4600012 / 0400
2015 Total Haloacetic Acids (HAA5) MCL 11 SDWIS / SD4600012 / 2456
2008 Coliform (TCR) MCL 6 SDWIS / SD4600012 / 3100
2008 Coliform (TCR) MR 3 SDWIS / SD4600012 / 3100
2007 Gross Alpha, Excl. Radon and U MCL 10 SDWIS / SD4600012 / 4000
2004 Public Notice Other 1 SDWIS / SD4600012 / 7500
2003 Nitrite MR 4 SDWIS / SD4600012 / 1041
1993 Heptachlor epoxide MR 2 SDWIS / SD4600012 / 2067
1993 Total Polychlorinated Biphenyls (PCB) MR 2 SDWIS / SD4600012 / 2383
1993 Di(2-ethylhexyl) adipate MR 2 SDWIS / SD4600012 / 2035
1993 Hexachlorocyclopentadiene MR 2 SDWIS / SD4600012 / 2042

How MIDLAND Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric MIDLAND South Dakota avg Federal benchmark
Total violations 121 86 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 33 12.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 85.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 120 1,400 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 654 regulated public water systems in South Dakota.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MIDLAND water safe to drink? ▼
MIDLAND (PWS ID: SD4600012) has 121 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 120 people using Surface Water sources.
How many people does MIDLAND serve? ▼
MIDLAND serves 120 people in MIDLAND, South Dakota. It is a Local-owned system using Surface Water water sources with 92 service connections.
What type of violations does MIDLAND have? ▼
MIDLAND has 121 total violations: 33 health-based violations (MCL exceedances or treatment failures), 83 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MIDLAND water? ▼
No PFAS testing data is available for MIDLAND under the EPA's UCMR5 monitoring program.
What water source does MIDLAND use? ▼
MIDLAND uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial