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TIMBER LAKE

South Dakota — Community Water System — PWSID: SD4600411

System Information

PWSIDSD4600411
System NameTIMBER LAKE
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityTIMBER LAKE
ZIP Code57656
AddressPO BOX 431
OrganizationTIMBER LAKE
Phone6058653790

Population & Service

Population Served499
Service Connections210

Drinking Water Violations (202)

This water system has 202 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Nov 26, 2012 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Aug 8, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 26, 2012 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Aug 8, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Styrene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Toluene MR No Yes — 1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Benzene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Toluene MR No Yes — 1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Benzene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Styrene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Mar 31, 2012 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals
Apr 1, 2011 Jun 30, 2011 2,4-D MR No Yes — 0.07 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Picloram MR No Yes — 0.5 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals
Apr 1, 2011 Jun 30, 2011 2,4-D MR No Yes — 0.07 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Diquat MR No Yes — 0.02 mg/L — Resolved Jun 30, 2011 Synthetic Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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