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Counties → Florida

Duval County, Florida

SDWIS compliance plate

Sheet FL031 · Duval County 93 sys · 3,651 viol · #62/3254

VIOL-SEVERE · HEALTH-LOW · RANK-TOP · PHOTO-FINISH · PFAS-LOW · SRC-GW · SYS-MID · BOOK-FULL

  • VIOL-SEVERE 87.1% flagged
  • HEALTH-LOW 9.1% health
  • RANK-TOP #62/3254
  • PHOTO-FINISH ±0.4 pp
  • PFAS-LOW 14.3% detect
  • SRC-GW GW lead 100%
  • SYS-MID 93 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Calhoun County (+ 0.4 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Duval County ranks #62 of 3,254 counties by people served, and #7 of 67 counties in Florida. See methodology · corpus placement.

Duval County standing, lower-flagged corpus third

Flagged-system rate 87.1% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 9.1% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 14.3% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #62 of 3,254 · #7 of 67 in Florida.

Flagged-rate neighbourhood around Duval County

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

0% 20% 40% 60% 80% 100% Dixie · lowest Calhoun · near Levy · near Monroe · highest 66.7% 87.1% 87.5% 87.8% 88.1% 88.5% 100%

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

Water Systems

System Name Population Violations PFAS
Jea Major Grid 826,664 73 Detected
Atlantic Beach Water System 23,503 28 Clean
Jacksonville Beach WTP 23,352 61 Clean
N.a.s. Jacksonville 22,000 34 Clean
N.s. Mayport 20,500 31 Clean
Neptune Beach 7,270 52 Clean
Jacksonville University 3,480 91 Clean
Baldwin Water System 1,790 57 -
Neighborhood Utilities (Timber Creek) 1,015 51 -
Saddle Brook Landings 1,000 29 -
Bae Systems Maritime Solutions, LLC 750 14 -
Montgomery Correctional Center 600 45 -
Thompson Mill RV Park 600 0 -
Oaks of Atlantic Beach 556 30 -
Crystal Springs Estates MHP 350 19 -
Old Plank Road Baptist Church 318 261 -
Maxville Community Center 275 225 -
Cmc Steel Florida, Main 260 21 -
Jea: Mayport WTP 257 10 -
Bacardi Bottling Corporation 226 211 -
Hope Chapel 225 17 -
Kingsley Plantation 200 30 -
Faith Baptist Church 177 57 -
Transition House at Dinsmore 150 81 -
Moncrief Liquors ; Lounge 135 55 -
Kingdom Hall of Jehovah's Witness 130 48 -
Beverly Hills Development Center 115 18 -
River City Family Church 110 11 -
Yukon Industries, Ltd. 100 126 -
Marks Market ; Deli (Fka G;k Food) 100 24 -
Rolling Hills Baptist Church 100 17 -
Law of Liberty Baptist Church 100 144 -
First Baptist Church of Maxville 100 46 -
West Fraser Whitehouse 90 9 -
Metalplate Galvanizing, L.P. 86 267 -
Julington Creek Marina 75 19 -
MHP Jacksonville Air, LLC 75 39 -
Heckscher Drive Baptist Church 75 13 -
Normandy Ryze LLC 75 41 -
Billy Jacks Restaurant 75 0 -
West Meadows Baptist Church 65 17 -
Jacksonville Youth Academy 65 9 -
Daniel Memorial 60 48 -
Belle Oaks WTP 60 36 -
Country School III 60 3 -
Barcelona Apartments 56 45 -
Rudder Club 50 8 -
Riverfront RV Park 50 38 -
Dynarex Warehouse WTP 45 0 -
Creative Children's Academy 40 32 -

Compare beyond Florida

Lower-flagged peers for Duval County

Cross-state counties nearest Duval County on flagged-system share (87.1%) and cumulative violation count (3,651). 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

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

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. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.