NORTHWOOD WATERWORKS
Iowa — Community Water System — PWSID: IA9855077
System Information
| PWSID | IA9855077 |
| System Name | NORTHWOOD WATERWORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | NORTHWOOD |
| ZIP Code | 50459 |
| Address | ATTN DIRK VAN RYSWYK OIC |
| Organization | NORTHWOOD WATERWORKS |
| Phone | 641-324-1075 |
Population & Service
| Population Served | 2,072 |
| Service Connections | 942 |
Drinking Water Violations (32)
This water system has 32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1998 | — | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1998 | — | |
| Jan 1, 1998 | Dec 31, 1998 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 1998 | — | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1998 | — | |
| Oct 1, 1997 | Dec 31, 1997 | MCL | Yes | No | .0042 | 0.005 mg/L | — | Resolved | Dec 31, 1997 | — | |
| Oct 1, 1997 | Dec 31, 1997 | MCL | Yes | No | .0042 | 0.005 mg/L | — | Resolved | Dec 31, 1997 | — | |
| Oct 1, 1997 | Dec 31, 1997 | MCL | Yes | No | .0042 | 0.005 mg/L | — | Resolved | Dec 31, 1997 | — | |
| Oct 1, 1997 | Dec 31, 1997 | MCL | Yes | No | .0042 | 0.005 mg/L | — | Resolved | Dec 31, 1997 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 1994 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.