MIDLAND HEIGHTS
South Dakota — Community Water System — PWSID: SD4600515
System Information
| PWSID | SD4600515 |
| System Name | MIDLAND HEIGHTS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Dec 9, 2025 |
Location & Contact
| State | South Dakota |
| City | RAPID CITY |
| ZIP Code | 57709 |
| Address | PO BOX 9141 |
| Organization | MIDLAND HEIGHTS |
| Phone | — |
Population & Service
| Population Served | 130 |
| Service Connections | 52 |
Drinking Water Violations (7)
This water system has 7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2015 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2015 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 30, 1988 | Nov 29, 1991 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Nov 29, 1991 | Arsenic Rule |
| Nov 30, 1988 | Nov 29, 1991 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 29, 1991 | Nitrate Rule |
| Nov 30, 1988 | Nov 29, 1991 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 29, 1991 | Nitrate Rule |
| Jun 1, 1976 | May 31, 1980 | Combined Radium (-226 and -228) | MR | No | No | — | 5 pCi/L | — | Archived | May 31, 1980 | Radionuclides and Revised Rad Rule |
| Jun 1, 1976 | May 31, 1980 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | May 31, 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.