LAKE PRESTON

PWSID: SD4600398 · Lake Preston, SD · Serves 589 people

Health Violations

LAKE PRESTON has 5 health-based violations out of 5 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
589
Total Violations
5
Health Violations
5
Source Type
Groundwater

LAKE PRESTON (PWSID SD4600398) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 589 people in Lake Preston, SD, and is subject to primacy enforcement by the South Dakota drinking-water program.

The system's federal compliance record contains 5 total violations, with 5 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Chlorine. Recorded violations span 2009–2017.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the South Dakota state drinking-water program's public portal.

System Details

EPA ID (PWSID)
SD4600398
System Type
CWS
Water Source
Groundwater
Location
Lake Preston, SD
Population Served
589
Health Violations
Yes (5)

What contaminants are in this water system?

Contaminant Violations Health-Based
Chlorine 5 5

Violation History (5)

Contaminant Health Date
Chlorine Yes May 30, 2017
Chlorine Yes May 30, 2017
Chlorine Yes Oct 1, 2013
Chlorine Yes Oct 28, 2011
Chlorine Yes Feb 1, 2009

Frequently Asked Questions

Is LAKE PRESTON water safe to drink?
LAKE PRESTON has 5 health-based violations out of 5 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses groundwater water as its source.
How many people does LAKE PRESTON serve?
LAKE PRESTON serves 589 people in Lake Preston, SD. It is classified as a CWS water system.
What violations does LAKE PRESTON have?
LAKE PRESTON has 5 total violations on record spanning 2009–2017. 5 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in LAKE PRESTON water?
Violations have been recorded for 1 contaminant. The most frequent: Chlorine.

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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