LARRABEE MUNICIPAL WATER WORKS
Iowa — Community Water System — PWSID: IA1833060
System Information
| PWSID | IA1833060 |
| System Name | LARRABEE MUNICIPAL WATER WORKS |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Dec 19, 2025 |
Location & Contact
| State | Iowa |
| City | STORM LAKE |
| ZIP Code | 50588 |
| Address | ATTN TOM GRAFFT |
| Organization | I&S GROUP |
| Phone | 712-732-7745 |
Population & Service
| Population Served | 123 |
| Service Connections | 86 |
Drinking Water Violations (69)
This water system has 69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2016 | Jul 31, 2016 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | Revised Total Coliform Rule |
| Jul 1, 2016 | Jul 31, 2016 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | Revised Total Coliform Rule |
| Jul 1, 2016 | Jul 31, 2016 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | Revised Total Coliform Rule |
| Jul 1, 2016 | Jul 31, 2016 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | Revised Total Coliform Rule |
| Nov 1, 2013 | Nov 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | Total Coliform Rule |
| Nov 1, 2013 | Nov 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | Total Coliform Rule |
| Nov 1, 2013 | Nov 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | Total Coliform Rule |
| Nov 1, 2013 | Nov 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | Total Coliform Rule |
| Jul 1, 2012 | Sep 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 1, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Jul 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | Total Coliform Rule |
| Jul 1, 2012 | Jul 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | Total Coliform Rule |
| Jul 1, 2012 | Jul 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | Total Coliform Rule |
| Jul 1, 2012 | Jul 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | Total Coliform Rule |
| Jul 1, 2012 | Sep 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 1, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 1, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 1, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| Jul 1, 2006 | Aug 31, 2006 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2006 | Aug 31, 2006 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2006 | Aug 31, 2006 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2006 | Aug 31, 2006 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 13, 2001 | Consumer Confidence Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1996 | Total Coliform Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1996 | Total Coliform Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1996 | Total Coliform Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1996 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1992 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1992 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1992 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1992 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1992 | 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.