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County profile · EPA SDWIS + UCMR5

Franklin County, Florida

11 SDWIS-listed public water systems serve 20,659 people in Franklin County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

11
SDWIS water systems Smaller third of counties
1,255
Total violations Middle third of counties
81.8%
SDWIS systems w/ a violation Lower third of counties
50.0%
UCMR5 PFAS rate (2 tested) Upper third of counties with tests

SDWIS compliance plate

Sheet FL037 · Franklin County 11 sys · 1,255 viol · #1744/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-MID · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 81.8% flagged
  • HEALTH-HIGH 66.0% health
  • RANK-MID #1744/3254
  • PHOTO-FINISH ±0.8 pp
  • PFAS-HIGH 50.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 11 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Clay County ( -0.8 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Franklin County ranks #1,744 of 3,254 counties by people served, and #48 of 67 counties in Florida. See methodology · corpus placement.

Franklin County standing, lower-flagged corpus third

Flagged-system rate 81.8% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 66.0% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,744 of 3,254 · #48 of 67 in Florida.

Flagged-rate neighbourhood around Franklin County

Lowest/highest poles plus in-state counties nearest Franklin County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Dixie · lowest Clay · near Union · near Monroe · highest 66.7% 80% 81% 81.8% 83.3% 84.1% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

Compare beyond Florida

Lower-flagged peers for Franklin County

Cross-state counties nearest Franklin County on flagged-system share (81.8%) and cumulative violation count (1,255). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.