HAY CREEK WATER COMPANY
South Dakota — Community Water System — PWSID: SD4602143
System Information
| PWSID | SD4602143 |
| System Name | HAY CREEK WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 10, 1995 |
| Last Reported | Dec 9, 2025 |
Location & Contact
| State | South Dakota |
| City | BELLE FOURCHE |
| ZIP Code | 57717 |
| Address | PO BOX 85 |
| Organization | HAY CREEK WATER COMPANY |
| Phone | — |
Population & Service
| Population Served | 323 |
| Service Connections | 134 |
Drinking Water Violations (33)
This water system has 33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2025 | Jun 30, 2025 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Archived | Jun 30, 2025 | Revised Total Coliform Rule |
| Aug 1, 2022 | Sep 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2022 | Sep 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2022 | Sep 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2022 | Sep 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2022 | Lead and Copper Rule |
| Jan 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2022 | Lead and Copper Rule |
| Apr 1, 2019 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Jul 30, 2019 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2019 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Jul 30, 2019 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2019 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 18, 2019 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2019 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 18, 2019 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 10, 2017 | — | Groundwater Rule | Other | No | No | — | — | — | Resolved | Jun 26, 2018 | Ground Water Rule |
| Nov 10, 2017 | — | Groundwater Rule | Other | No | No | — | — | — | Resolved | Jun 26, 2018 | Ground Water Rule |
| Nov 10, 2017 | — | Groundwater Rule | Other | No | No | — | — | — | Resolved | Jun 26, 2018 | Ground Water Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 18, 2017 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 18, 2017 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 18, 2017 | Lead and Copper Rule |
| Feb 1, 2013 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 18, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2013 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 18, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Jan 17, 1999 | Feb 16, 1999 | Coliform (TCR) | Other | No | No | — | 5% of samples | — | Archived | Feb 16, 1999 | Total Coliform Rule |
| Jan 1, 1999 | Jan 31, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1999 | Total Coliform Rule |
| Dec 12, 1998 | Jan 11, 1999 | Coliform (TCR) | Other | No | No | — | 5% of samples | — | Archived | Jan 11, 1999 | Total Coliform Rule |
| Nov 1, 1998 | Nov 30, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 1998 | Total Coliform Rule |
| Nov 1, 1998 | Nov 30, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 1998 | Total Coliform Rule |
| Nov 1, 1998 | Nov 30, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 1998 | Total Coliform Rule |
| Nov 1, 1998 | Nov 30, 1998 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1998 | Total Coliform Rule |
| Nov 1, 1998 | Nov 30, 1998 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1998 | Total Coliform Rule |
| Oct 1, 1998 | Oct 31, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1998 | Total Coliform 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.