Public water system record
Oxford Junction Water Supply
Serves Oxford Junction, Jones County, IA · 424 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Oxford Junction 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
- 1
Key facts
- Oxford Junction Water Supply draws water from 2 wells.
- Most recent formal enforcement: signed compliance agreement by Iowa, December 2007.
- Record on file since 1988, with 4 health-based violations before October 20, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 207 service lines.
Check whether Oxford Junction 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.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
Full record since 1988
EPA's records for Oxford Junction Water Supply go back to 1988. Before October 20, 2016 they list 4 health-based violations (4 resolved) and 20 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 0 | 13 |
| 2000s | 4 | 4 |
| 2010 to October 19, 2016 | 0 | 2 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 20, 2016: Nitrate (acute), began December 2002, Resolved.
Show all 4 health-based violations before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Dec 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Nov 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 16.8 mg/L, federal limit 10 mg/L (1.7 times the limit)
|
Jun 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2000 | Resolved |
Enforcement actions
Iowa regulators took 3 formal enforcement actions against Oxford Junction Water Supply between 1990 and 2007, filed as 11 records in EPA's data. The most recent was a signed compliance agreement in December 2007.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Dec 11, 2007 | Iowa | Signed compliance agreement | 1 violation: Haloacetic Acids (HAA5) |
| Mar 19, 2003 | Iowa | Signed compliance agreement | 3 violations (3 health-based): Nitrate |
| Jun 12, 1990 | Iowa | Signed compliance agreement | 11 violations: Atrazine, LASSO |
Where the water comes from
Oxford Junction Water Supply draws water from 2 wells.
Annual water quality report
Oxford Junction 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.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Oxford Junction Water Supply for a copy.
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