Public water system record
City of South Sioux City
Serves South Sioux City, Dakota County, NE · 14,043 people served
Federal records show no health-based violations and no monitoring or reporting issues for City of South Sioux City in the last ten years.
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- City of South Sioux City draws water from 7 wells.
- Record on file since 2000, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 18 lead and 3,312 unknown out of 4,519 service lines.
Check whether City of South Sioux City 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 2000
EPA's records for City of South Sioux City go back to 2000. Before October 19, 2016 they list 1 health-based violation (1 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 0 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 2000, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2000 | Resolved |
Where the water comes from
City of South Sioux City draws water from 7 wells. It also buys water from Sioux City Water Supply. 1 smaller public system such as schools, businesses or campgrounds buys water from City of South Sioux City. 1 other public water system has an emergency connection to City of South Sioux City.
Buys water from
- Sioux City Water Supply Sioux City, IA
Annual water quality report
City of South Sioux City 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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 Nebraska.
Certified drinking water labs by state EPA guidance for private wells