DEADWOOD
South Dakota — Community Water System — PWSID: SD4600104
System Information
| PWSID | SD4600104 |
| System Name | DEADWOOD |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Dec 9, 2025 |
Location & Contact
| State | South Dakota |
| City | DEADWOOD |
| ZIP Code | 57732 |
| Address | 67 DUNLOP AVE |
| Organization | DEADWOOD |
| Phone | 6055783082 |
Population & Service
| Population Served | 1,156 |
| Service Connections | 849 |
Drinking Water Violations (12)
This water system has 12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 1993 | Jun 14, 1994 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 14, 1994 | Lead and Copper Rule |
| Jul 1, 1993 | Jun 14, 1994 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 14, 1994 | Lead and Copper Rule |
| Jul 1, 1979 | Jun 30, 1980 | Arsenic | MR | No | No | — | 0.010 mg/L | — | Archived | Jun 30, 1980 | Arsenic Rule |
| Jul 1, 1979 | Jun 30, 1980 | Nitrate | MR | No | No | — | 10 mg/L | — | Archived | Jun 30, 1980 | Nitrate Rule |
| Jul 1, 1979 | Jun 30, 1980 | Chromium | MR | No | No | — | 0.1 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1979 | Jun 30, 1980 | Fluoride | MR | No | No | — | 4.0 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1979 | Jun 30, 1980 | Mercury | MR | No | No | — | 0.002 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1979 | Jun 30, 1980 | Selenium | MR | No | No | — | 0.05 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1979 | Jun 30, 1980 | Cadmium | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1979 | Jun 30, 1980 | Barium | MR | No | No | — | 2 mg/L | — | Archived | Jun 30, 1980 | Inorganic Chemicals |
| Jul 1, 1976 | Jun 30, 1980 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Jun 30, 1980 | Radionuclides and Revised Rad Rule |
| Jul 1, 1976 | Jun 30, 1980 | Combined Radium (-226 and -228) | MR | No | No | — | 5 pCi/L | — | Archived | Jun 30, 1980 | Radionuclides and Revised Rad Rule |
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.