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LEAD-DEADWOOD SANITARY DISTRICT

South Dakota — Community Water System — PWSID: SD4600190

System Information

PWSIDSD4600190
System NameLEAD-DEADWOOD SANITARY DISTRICT
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerYes
First ReportedMar 4, 1980
Last ReportedDec 9, 2025

Location & Contact

StateSouth Dakota
CityDEADWOOD
ZIP Code57732
AddressPO BOX 413
OrganizationLEAD-DEADWOOD SANITARY DISTRICT
Phone6055781835

Population & Service

Population Served—
Service Connections2

Drinking Water Violations (67)

This water system has 67 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
Jan 1, 2009 Dec 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Dec 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Dec 31, 2009 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Dec 31, 2009 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2003 Jun 30, 2003 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2003 Nitrate Rule
Apr 1, 2003 Jun 30, 2003 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 2003 Nitrate Rule
Jan 1, 2002 Dec 31, 2002 Glyphosate MR No No — 0.7 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 2,4-D MR No No — 0.07 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 BHC-GAMMA MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Diquat MR No No — 0.02 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Diquat MR No No — 0.02 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Endrin MR No No — 0.002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Glyphosate MR No No — 0.7 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 LASSO MR No No — — — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Endothall MR No No — 0.1 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 ETHYLENE DIBROMIDE MR No No — 0.00005 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 ETHYLENE DIBROMIDE MR No No — 0.00005 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Endothall MR No No — 0.1 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Endrin MR No No — 0.002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Heptachlor epoxide MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Chlordane MR No No — 0.002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Chlordane MR No No — 0.002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Total Polychlorinated Biphenyls (PCB) MR No No — 0.0005 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 1,2-DIBROMO-3-CHLOROPROPANE MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 1,2-DIBROMO-3-CHLOROPROPANE MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Picloram MR No No — 0.5 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Toxaphene MR No No — 0.003 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 HEXACHLOROBENZENE MR No No — 0.001 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 HEXACHLOROBENZENE MR No No — 0.001 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Hexachlorocyclopentadiene MR No No — 0.05 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Toxaphene MR No No — 0.003 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Methoxychlor MR No No — 0.04 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Methoxychlor MR No No — 0.04 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Benzo(a)pyrene MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Benzo(a)pyrene MR No No — 0.0002 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Heptachlor MR No No — 0.0004 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Heptachlor MR No No — 0.0004 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 LASSO MR No No — — — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Dinoseb MR No No — 0.007 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Picloram MR No No — 0.5 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Pentachlorophenol MR No No — 0.001 mg/L — Resolved Dec 31, 2002 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2002 Pentachlorophenol MR No No — 0.001 mg/L — Resolved Dec 31, 2002 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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