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MILLBROOK COLONY

South Dakota — Community Water System — PWSID: SD4602010

System Information

PWSIDSD4602010
System NameMILLBROOK COLONY
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusInactive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMay 30, 1990
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityMITCHELL
ZIP Code573017828
AddressDAVID WALDNER
Organization—
Phone605-996-6639

Population & Service

Population Served108
Service Connections36

Drinking Water Violations (288)

This water system has 288 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
May 15, 1999 Jun 14, 1999 Coliform (TCR) Other No No — 5% of samples — Archived Jun 14, 1999 Total Coliform Rule
Apr 1, 1999 Jun 30, 1999 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Ethylbenzene MR No Yes — 0.7 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Apr 1, 1999 Jun 30, 1999 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Trichloroethylene MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Benzene MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Styrene MR No Yes — 0.1 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Xylenes, Total MR No Yes — 10 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 CHLOROBENZENE MR No Yes — 0.1 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Toluene MR No Yes — 1 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Vinyl chloride MR No Yes — 0.002 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Jun 30, 1999 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Apr 1, 1999 Jun 30, 1999 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Jun 30, 1999 Volatile Organic Chemicals
Mar 12, 1999 Apr 11, 1999 Coliform (TCR) Other No No — 5% of samples — Archived Apr 11, 1999 Total Coliform Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Feb 28, 1999 Total Coliform Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Feb 28, 1999 Total Coliform Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Feb 28, 1999 Total Coliform Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MR No No — 5% of samples — Archived Feb 28, 1999 Total Coliform Rule
Jan 1, 1999 Mar 31, 1999 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Ethylbenzene MR No Yes — 0.7 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 CHLOROBENZENE MR No Yes — 0.1 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Trichloroethylene MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Toluene MR No Yes — 1 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Benzene MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Styrene MR No Yes — 0.1 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Vinyl chloride MR No Yes — 0.002 mg/L — Archived Mar 31, 1999 Volatile Organic Chemicals
Jan 1, 1999 Mar 31, 1999 Xylenes, Total MR No Yes — 10 mg/L — Archived Mar 31, 1999 Volatile 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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