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SPRING VALLEY COLONY

South Dakota — Community Water System — PWSID: SD4602016

System Information

PWSIDSD4602016
System NameSPRING VALLEY COLONY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMay 30, 1990
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityWESSINGTON SPRINGS
ZIP Code573825506
AddressFRANK STAHL
Organization—
Phone605-539-1361

Population & Service

Population Served140
Service Connections40

Drinking Water Violations (174)

This water system has 174 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 1, 2003 Nov 30, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2003 Total Coliform Rule
Nov 1, 2003 Nov 30, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2003 Total Coliform Rule
Nov 1, 2003 Nov 30, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2003 Total Coliform Rule
Oct 1, 2001 Dec 31, 2001 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 LASSO MR No Yes — — — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Nov 9, 2001 Consumer Confidence Rule Other No No — — — Resolved Nov 9, 2001 Consumer Confidence Rule
Oct 1, 2001 Dec 31, 2001 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 OXAMYL MR No Yes — 0.2 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Nov 9, 2001 Consumer Confidence Rule Other No No — — — Resolved Nov 9, 2001 Consumer Confidence Rule
Oct 1, 2001 Dec 31, 2001 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 LASSO MR No Yes — — — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 OXAMYL MR No Yes — 0.2 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 2001 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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