ROCK VALLEY RURAL WATER DISTRICT
Iowa — Community Water System — PWSID: IA8482701
System Information
| PWSID | IA8482701 |
| System Name | ROCK VALLEY RURAL WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 21, 1984 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | ROCK VALLEY |
| ZIP Code | 51247 |
| Address | ATTN WATER SUPT |
| Organization | ROCK VALLEY RURAL WATER DISTRICT |
| Phone | 712-476-5246 |
Population & Service
| Population Served | 2,230 |
| Service Connections | 892 |
Drinking Water Violations (64)
This water system has 64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2016 | Aug 31, 2016 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2005 | — | |
| Jul 1, 2003 | Jul 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2003 | — | |
| Jul 1, 2003 | Jul 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2003 | — | |
| Jul 1, 2003 | Jul 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2003 | — | |
| Jul 1, 2003 | Jul 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2003 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Oct 31, 1993 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 28, 1993 | — | |
| Jul 1, 1987 | Jun 30, 1990 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | — |
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.