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EPA SDWIS

Yalobusha County Water Quality

Yalobusha County, Mississippi

Water Grade

D

Water Score

47.0

Violations

3

State Rank

#52

of 82 (1 = best)

EPA SDWIS Compliance

Drinking Water Quality

Water Quality Grade

D

Based on EPA compliance history and violation data

Water Score

47/100

Higher = better quality

Health Violations

3

Health-based violations

Violation Rate

20.7%

Systems with violations

Water Advisory: Yalobusha County

Water Verdict

Yalobusha County receives a below-average water quality assessment with a grade of D and a score of 47.0 out of 100. Residents should review their utility's Consumer Confidence Report and may want to consider additional water filtration for drinking.

Violation Context

Yalobusha County has recorded 3 health-based violations, indicating multiple instances where federal contaminant limits or treatment requirements were not met. At 20.7 violations per 1,000 residents, this rate is high and signals significant water quality management issues.

Consumer Guidance

Residents of Yalobusha County are advised to use filtered or bottled water for drinking and cooking until water quality improves. A reverse-osmosis or activated-carbon filter certified to remove the contaminants listed in the utility's Consumer Confidence Report is recommended. With 3 recorded health violations, staying informed about utility communications and boil-water notices is especially important. For long-term peace of mind, request your utility's latest Consumer Confidence Report and consider independent water testing if you have specific health concerns.

Regional Context

Yalobusha County has water quality close to the average county in Mississippi. Its water score is within 4.7 points of the state average, meaning its overall water system performance is broadly representative of Mississippi as a whole.

Past 5 years

Water Quality Monitoring

Monitoring Sites

9

Active in the past 5 years

Measurements Recorded

4.2K

4,152 total readings

Most Measured

  • Physical
  • Organics, Other
  • Organics, Pesticide

Categories measured most frequently

Data from the EPA Water Quality Portal (WQP), aggregating monitoring records from federal, state, and tribal sources. Each measurement represents a single sample analyzed for a specific characteristic (e.g., E. coli, pH, dissolved oxygen, nitrogen).

Live USGS Streamgage

River & Stream Conditions

Current Discharge

3,530cfs

Apr 10, 6:00 PM UTC

vs Long-Term Average

2047%

Well above typical

Primary Streamgage

OTOUCALOFA CREEK CANAL NR WATER VALLEY, MS

USGS site
07274252
Drainage area
97.1 sq mi
Long-term mean
172 cfs

One representative streamgage (the one with the largest drainage area in the county). Many counties have multiple gauges — this view summarizes the primary one. The long-term mean is the full-record annual average; "% of typical" compares the latest reading against that average.

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Frequently Asked Questions

What is the water quality in Yalobusha County, Mississippi?
Yalobusha County, Mississippi has a drinking-water quality grade of D with a score of 47.0/100, based on EPA SDWIS compliance data. The county has 3 health-based drinking water violations over the past 5 years. Watershed health, monitoring records, and live streamflow are reported separately on this page.
Are there any water violations in Yalobusha County?
Yalobusha County has 3 health-based drinking water violations recorded by the EPA over the past 5 years. Health-based violations indicate instances where contaminant levels exceeded EPA Maximum Contaminant Levels (MCLs). Violations may have been resolved — check with your local water utility for current status.
How much water-quality monitoring happens in Yalobusha County?
EPA's Water Quality Portal records 4,152 measurements from 9 monitoring sites in Yalobusha County over the past five years. The most frequently measured characteristic groups are Physical, Organics, Other, Organics, Pesticide. Each measurement is a single sample analyzed for one characteristic (E. coli, pH, dissolved oxygen, etc.). High monitoring density means more scientific evidence behind any reported signal — it does not by itself indicate water quality.
What's happening with rivers in Yalobusha County right now?
Yalobusha County's primary USGS streamgage on the OTOUCALOFA CREEK CANAL is currently reading 3,530 cubic feet per second — 2047% of the long-term mean of 172.46 cfs. This is well above typical — often a signal of recent precipitation or storm runoff. For genuine real-time data, visit waterdata.usgs.gov.
How does Yalobusha County water compare to the Mississippi average?
Yalobusha County's SDWIS water quality score of 47.0/100 is lower than the Mississippi state average of 51.7. The average water quality grade across Mississippi is D, based on data from 82 counties with available SDWIS data.
Is tap water safe to drink in Yalobusha County?
Based on EPA SDWIS data, Yalobusha County has a water quality grade of D (47.0/100). This indicates below-average compliance with significant violations. Residents may want to consider home water filtration or independent testing. The grade speaks to the public water system, not the watershed — for watershed-level concerns, see the Watershed Health zone. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).
Does Yalobusha County have clean drinking water?
Yalobusha County has 3 health-based drinking water violations according to EPA records. With a water quality score of 47.0/100 and grade D, the county's drinking water has had some compliance issues but continues to be monitored. Note: drinking-water compliance speaks to the public water system, not necessarily to the watershed itself — check the Watershed Health zone for ATTAINS §303(d) data.
How does Yalobusha County rank for water quality in Mississippi?
Yalobusha County ranks #52 out of 82 counties in Mississippi by SDWIS water quality score (1 = best). With a score of 47.0/100, it falls in the middle third of counties statewide. The ranking reflects EPA SDWIS compliance only — not watershed impairment, monitoring density, or streamflow, which are tracked separately on this page.

Counties with Similar Water Quality

Covington County

Mississippi

D

46.8

Water score

Greene County

Mississippi

D

48.5

Water score

Amite County

Mississippi

D

49.0

Water score

Data Sources

Drinking-water compliance data from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Water-quality monitoring counts from the EPA Water Quality Portal (WQP) — federated USGS, EPA, and state agency sampling records over a rolling 5-year window.

Live streamflow from the USGS National Water Information System (NWIS) — continuous discharge measurements from the largest-drainage gauge in each county, compared against the full-record long-term annual mean.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

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