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Community Water System · PWS SD4602017

Lakeview Colony

Lake Andes, South Dakota 57356 - drinking water served from groundwater sources to 118 people, tracked in EPA SDWIS and UCMR5.

118
People served
242
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 242 drinking-water violations at Lakeview Colony, 4% of them health-based - above the South Dakota per-system average.

242
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
118
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lakeview Colony

Lakeview Colony is a private-owned community water system that delivers drinking water to 118 residents in Lake Andes, South Dakota (Charles Mix County) through 15 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 242 total violations for this system , of which 10 (4%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 226 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 19 violations (MR). 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. Statewide, 42 of 49 UCMR5-tested systems have reported PFAS detections (85.7%).

Lakeview Colony's 242 violations sit above the South Dakota average.

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
118
Total Violations
242
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
15
County
Charles Mix
School/Daycare
No
MCL Violations
6
Monitoring Violations
226
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 19 2008
Nitrate MR 9 1996
Lead and Copper Rule MR 6 2000
Barium MR 6 2001
Fluoride MR 6 2001
Cadmium MR 6 2001
Mercury MR 6 2001
Coliform (TCR) MCL 6 1996
Selenium MR 6 2001
Arsenic MR 6 2001
Chromium MR 6 2001
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 2016
Antimony, Total MR 3 2001
Thallium, Total MR 3 2001
Beryllium, Total MR 3 2001
Nickel MR 3 2001
Chlorine MR 3 2008
cis-1,2-Dichloroethylene MR 3 1994
1,1,1-Trichloroethane MR 3 1994
Tetrachloroethylene MR 3 1994
Ethylbenzene MR 3 1994
Xylenes, Total MR 3 1994
Carbon tetrachloride MR 3 1994
o-Dichlorobenzene MR 3 1994
1,2-Dichloropropane MR 3 1994
Benzene MR 3 1994
1,2-Dichloroethane MR 3 1994
Trichloroethylene MR 3 1994
Toluene MR 3 1994
1,1,2-Trichloroethane MR 3 1994

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 Lakeview Colony.

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 SD4602017 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
2016 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 SDWIS / SD4602017 / 0400
2008 Coliform (TCR) MR 19 SDWIS / SD4602017 / 3100
2008 Chlorine MR 3 SDWIS / SD4602017 / 0999
2001 Barium MR 6 SDWIS / SD4602017 / 1010
2001 Fluoride MR 6 SDWIS / SD4602017 / 1025
2001 Cadmium MR 6 SDWIS / SD4602017 / 1015
2001 Mercury MR 6 SDWIS / SD4602017 / 1035
2001 Selenium MR 6 SDWIS / SD4602017 / 1045
2001 Arsenic MR 6 SDWIS / SD4602017 / 1005
2001 Chromium MR 6 SDWIS / SD4602017 / 1020
2001 Antimony, Total MR 3 SDWIS / SD4602017 / 1074
2001 Thallium, Total MR 3 SDWIS / SD4602017 / 1085
2001 Beryllium, Total MR 3 SDWIS / SD4602017 / 1075
2001 Nickel MR 3 SDWIS / SD4602017 / 1036
2001 Lead and Copper Rule Other 2 SDWIS / SD4602017 / 5000

How Lakeview Colony Compares

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

Metric Lakeview Colony South Dakota avg Federal benchmark
Total violations 242 86 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 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 118 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lakeview Colony water safe to drink? ▼
Lakeview Colony (PWS ID: SD4602017) has 242 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 118 people using Groundwater sources.
How many people does Lakeview Colony serve? ▼
Lakeview Colony serves 118 people in Lake Andes, South Dakota. It is a Private-owned system using Groundwater water sources with 15 service connections.
What type of violations does Lakeview Colony have? ▼
Lakeview Colony has 242 total violations: 10 health-based violations (MCL exceedances or treatment failures), 226 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lakeview Colony water? ▼
No PFAS testing data is available for Lakeview Colony under the EPA's UCMR5 monitoring program.
What water source does Lakeview Colony use? ▼
Lakeview Colony uses Groundwater 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.