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Counties → Florida

Miami-Dade County, Florida

SDWIS compliance plate

Sheet FL086 · Miami-Dade County 167 sys · 3,677 viol · #8/3254

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

  • VIOL-SEVERE 88.6% flagged
  • HEALTH-MID 23.6% health
  • RANK-TOP #8/3254
  • PHOTO-FINISH ±0.1 pp
  • PFAS-HIGH 100.0% detect
  • SRC-GW GW lead 99%
  • SYS-LARGE 167 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Okaloosa County ( -0.1 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Miami-Dade County ranks #8 of 3,254 counties by people served, and #1 of 67 counties in Florida. See methodology · corpus placement.

Miami-Dade County standing, lower-flagged corpus third

Flagged-system rate 88.6% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 23.6% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 100.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #8 of 3,254 · #1 of 67 in Florida.

Flagged-rate neighbourhood around Miami-Dade County

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

0% 20% 40% 60% 80% 100% Dixie · lowest Miami-Dade · this county Lafayette · near Monroe · highest 66.7% 88.5% 88.6% 88.6% 88.9% 89% 100%

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

Water Systems

System Name Population Violations PFAS
Mdwasa - Main System 2,377,460 26 Detected
Hialeah, City Of 238,000 76 Detected
North Miami Beach 180,000 46 Detected
Miami Beach, City Of 100,000 39 Detected
North Miami, City Of 89,349 47 Detected
Fkaa J. Robert Dean W.T.P. 86,000 23 Detected
Homestead, City Of 80,000 54 Detected
Mdwasa/Rex Utilities 45,200 19 Detected
Miami Intl Airport 25,000 43 Detected
Hialeah Gardens 22,200 18 Detected
Opa Locka, City Of 16,479 67 Detected
Florida City 13,453 73 Detected
West Miami, City Of 8,500 60 Detected
North Bay Village, City Of 8,317 27 Detected
Bay Harbor Islands Town Of 6,000 19 Detected
Surfside, Town Of 5,744 22 Detected
Bal Harbour Village 3,209 9 Detected
Virginia Gardens, Village Of 2,472 14 -
Americana Village 2,100 433 -
Redland Middle School 1,481 54 -
Homestead Air Force Base 1,200 65 -
Town of Medley 958 27 -
Costa Farms 598 18 -
Miami Everglades Campground 560 5 -
Redland Community Church 450 33 -
Rex Utilities Inc/Redavo 350 16 -
Redland Christian Academy 300 47 -
Everglades Pk-Long Pine Key 300 22 -
1st Baptist Church of Homestead 300 6 -
Silver Palm Mobile Homes 250 46 -
Everglades Alligator Farm 250 14 -
Costa Farm Rio 220 3 -
Brooks Tropicals 200 22 -
Monkey Jungle 200 16 -
Silver Palms Methodist Church 200 25 -
Costa Nursery (Shipping) 200 45 -
Redlands Grocery 200 31 -
Robert Is Here 200 0 -
Curaleaf Florida, LLC 200 0 -
Redland Mhc, LLC 160 39 -
Cemex-F.e.c., Office 160 35 -
Camp Owaissa Bauer 150 4 -
Safari Restaurant 150 35 -
Life Pointe Church 150 20 -
Krome Avenue Church 150 3 -
Cemex Employees 150 5 -
Costa Color Packing 150 0 -
Costa Color Parking 150 2 -
Tropical Research ; Education Center 130 34 -
Sunrise Community 120 45 -

Compare beyond Florida

Lower-flagged peers for Miami-Dade County

Cross-state counties nearest Miami-Dade County on flagged-system share (88.6%) and cumulative violation count (3,677). 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.