waterbycounty
EPA SDWIS

Starke County Water Quality

Starke County, Indiana

Water Grade

D

Water Score

50.4

Violations

1

State Rank

#54

of 92 (1 = best)

EPA SDWIS Compliance

Drinking Water Quality

Water Quality Grade

D

Based on EPA compliance history and violation data

Water Score

50.4/100

Higher = better quality

Health Violations

1

Health-based violations

Violation Rate

15.9%

Systems with violations

Water Advisory: Starke County

Water Verdict

Starke County receives a below-average water quality assessment with a grade of D and a score of 50.4 out of 100. Residents should review their utility's Consumer Confidence Report and may want to consider additional water filtration for drinking.

Violation Context

Starke County has recorded 1 health-based violation, meaning the water system experienced at least one exceedance of federal contaminant limits or treatment requirements. At 15.9 violations per 1,000 residents, this rate is high and signals significant water quality management issues.

Consumer Guidance

Residents of Starke 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 1 recorded health violation, 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

Starke County has water quality close to the average county in Indiana. Its water score is within 2.1 points of the state average, meaning its overall water system performance is broadly representative of Indiana as a whole.

Clean Water Act §303(d)

Watershed Health

Impaired Water Bodies

73.7%

129 of 175 assessed

High concern

Top Impairment Causes

  • 1

    ESCHERICHIA COLI (E. COLI)

  • 2

    BIOLOGICAL INTEGRITY

  • 3

    PCBS IN FISH TISSUE

Source: EPA ATTAINS · Reporting cycle 2022

Impairment is determined under the Clean Water Act §303(d): a water body is impaired when it fails to meet state-defined quality standards for designated uses (drinking, recreation, aquatic life). Assessment coverage varies by state — counties without assessed water bodies are not shown.

Past 5 years

Water Quality Monitoring

Monitoring Sites

8

Active in the past 5 years

Measurements Recorded

8.2K

8,206 total readings

Most Measured

  • Physical
  • Nutrient
  • Inorganics, Minor, Metals

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

572cfs

May 14, 7:00 PM UTC

vs Long-Term Average

106%

Near typical

Primary Streamgage

KANKAKEE RIVER AT DAVIS, IN

USGS site
05515500
Drainage area
542 sq mi
Long-term mean
537 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 Starke County, Indiana?
Starke County, Indiana has a drinking-water quality grade of D with a score of 50.4/100, based on EPA SDWIS compliance data. The county has 1 health-based drinking water violation over the past 5 years. Watershed health, monitoring records, and live streamflow are reported separately on this page.
Are there any water violations in Starke County?
Starke County has 1 health-based drinking water violation 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 healthy are the watersheds in Starke County?
EPA ATTAINS assessments under Clean Water Act §303(d) indicate 73.7% of Starke County's 175 assessed water bodies are classified as impaired (129 impaired). The top reported causes are ESCHERICHIA COLI (E. COLI), BIOLOGICAL INTEGRITY, PCBS IN FISH TISSUE. Impairment means the water body fails to meet state quality standards for at least one designated use — drinking water source, recreation, aquatic life, or fish consumption. Note: watershed impairment doesn't always translate to tap-water issues; treatment plants can remove most regulated contaminants.
How much water-quality monitoring happens in Starke County?
EPA's Water Quality Portal records 8,206 measurements from 8 monitoring sites in Starke County over the past five years. The most frequently measured characteristic groups are Physical, Nutrient, Inorganics, Minor, Metals. 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 Starke County right now?
Starke County's primary USGS streamgage on the KANKAKEE RIVER is currently reading 572 cubic feet per second — 106% of the long-term mean of 537.46 cfs. Flow is within typical range for this gauge. For genuine real-time data, visit waterdata.usgs.gov.
How does Starke County water compare to the Indiana average?
Starke County's SDWIS water quality score of 50.4/100 is lower than the Indiana state average of 52.5. The average water quality grade across Indiana is D, based on data from 92 counties with available SDWIS data.
Is tap water safe to drink in Starke County?
Based on EPA SDWIS data, Starke County has a water quality grade of D (50.4/100). 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 Starke County have clean drinking water?
Starke County has 1 health-based drinking water violation according to EPA records. With a water quality score of 50.4/100 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 Starke County rank for water quality in Indiana?
Starke County ranks #54 out of 92 counties in Indiana by SDWIS water quality score (1 = best). With a score of 50.4/100, 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

Knox County

Indiana

D

50.4

Water score

Tipton County

Indiana

D

50.5

Water score

Wells County

Indiana

C

51.4

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.

Watershed health and impaired-waterway data from the EPA ATTAINS Clean Water Act §303(d) assessments — state-reported, EPA-finalized.

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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