OLDHAM
South Dakota — Community Water System — PWSID: SD4600231
System Information
| PWSID | SD4600231 |
| System Name | OLDHAM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Inactive |
| 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 | ARLINGTON |
| ZIP Code | 57212 |
| Address | PO BOX 299 |
| Organization | OLDHAM |
| Phone | — |
Population & Service
| Population Served | 133 |
| Service Connections | 83 |
Drinking Water Violations (23)
This water system has 23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2016 | Jun 30, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2015 | Sep 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2015 | Sep 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2015 | Sep 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2015 | Jun 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2015 | Jun 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2015 | Jun 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2014 | Dec 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | Total Coliform Rule |
| Dec 1, 2014 | Dec 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | Total Coliform Rule |
| Dec 1, 2014 | Dec 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | Total Coliform Rule |
| Oct 1, 2014 | Dec 31, 2014 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Apr 18, 2017 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Apr 18, 2017 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Apr 18, 2017 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| May 3, 2014 | — | Other | No | No | — | — | — | Resolved | Aug 24, 2015 | Ground Water Rule | |
| Jul 1, 2013 | Sep 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2013 | Sep 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts 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 |
| 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 |
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.