Public water system record
Sheffield Water Supply
Serves Sheffield, Franklin County, IA · 1,130 people served
Federal records show no health-based violations and no monitoring or reporting issues for Sheffield Water Supply in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Sheffield Water Supply draws water from 2 wells.
- Most recent formal enforcement: signed compliance agreement by Iowa, August 2010.
- Record on file since 1979, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 506 service lines.
Check whether Sheffield Water Supply serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Full record since 1979
EPA's records for Sheffield Water Supply go back to 1979. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 1 | 0 |
| 1990s | 0 | 2 |
| 2000s | 1 | 2 |
| 2010 to October 18, 2016 | 0 | 1 |
Most recent health-based violation before October 19, 2016: Nitrate (acute), began October 2008, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Nitrate (acute)
Contaminant limit exceeded
Measured 13.58 mg/L, federal limit 10 mg/L (1.4 times the limit)
|
Oct 1, 2008 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 30, 1979 | Archived |
Enforcement actions
Iowa regulators took 4 formal enforcement actions against Sheffield Water Supply between 2008 and 2010. The most recent was a signed compliance agreement in August 2010.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Aug 3, 2010 | Iowa | Signed compliance agreement | 1 violation: Miscellaneous Other Rules |
| Apr 14, 2010 | Iowa | Signed compliance agreement | 1 violation: Miscellaneous Other Rules |
| Jul 31, 2009 | Iowa | Signed compliance agreement | 1 violation (1 health-based): Nitrate |
| Mar 17, 2008 | Iowa | Signed compliance agreement | 1 violation: Haloacetic Acids (HAA5) |
Where the water comes from
Sheffield Water Supply draws water from 2 wells.
Annual water quality report
Sheffield Water Supply must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Iowa.
Certified drinking water labs by state EPA guidance for private wells