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Counties → New York

Cortland County, New York

SDWIS compliance plate

Sheet NY023 · Cortland County 79 sys · 7,338 viol · #953/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 1.7% health
  • RANK-UPPER #953/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-MID 25.0% detect
  • SRC-GW GW lead 100%
  • SYS-MID 79 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Richmond County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Cortland County ranks #953 of 3,254 counties by people served, and #37 of 58 counties in New York. See methodology · corpus placement.

Cortland County standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 1.7% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 25.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #953 of 3,254 · #37 of 58 in New York.

Flagged-rate neighbourhood around Cortland County

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

0% 20% 40% 60% 80% 100% Niagara · lowest Cortland · this county · highest 38.1% 99.2% 99.5% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Cortland (C) 20,095 23 Clean
I-81 Comfort Station 7,000 53 -
Homer Village-Newton Water Works 4,368 410 Clean
Cortlandville Town Water 4,300 9 Detected
Labrador-Main (Puffin Bird) 1,500 13 -
Virgil W.D. #1 - Greek Peak Waterworks 1,400 194 -
McGraw Village 1,306 7 -
Marathon Village 1,107 21 -
Song Mountain Resort 1,000 43 -
Cincinnatus Water District 650 471 -
Yellow Lantern Kampgrounds 600 5 -
Forest Lake Campground - Truxton 600 36 -
Marybell Homes 355 163 -
Central NY Baptist Youth Camp 300 68 -
Appleby Elementary School 300 92 -
Pine Hill Mobile, Inc. 253 322 -
Square Deal Machining 98 250 242 -
Lime Hollow - Education Center 216 16 -
Skyline Raceway 201 157 -
Dwyer Memorial Park 200 38 -
Lime Hollow Nature Center 200 47 -
Country Hills Campgrounds 180 9 -
Camp Hoover 175 37 -
Scott Water District No. 1 154 172 -
Tinellis Hathaway House 150 156 -
Knickerbocker Country Club 150 40 -
Riverside Manor Trailer Park 131 41 -
Willowbrook Golf Club 125 43 -
Suit Kote 125 6 -
Country Meadows MHP 122 326 -
Maple Hill Golf Club 120 9 -
Camp Owahta 120 96 -
Truxton Community Center 110 100 -
Pooles Drive IN 100 28 -
Elm Tree Golf Course 100 23 -
Hunter Mackenzie Creations 100 132 -
Scma Country Music Park 90 120 -
Blue Creek Congregation 90 33 -
Lime Hollow 332 McLean 80 12 -
Reigning Miracles 80 132 -
Motel 6 75 110 -
Cold Brook Trailer Park 70 46 -
Ripley Hill/Empire Community 64 50 Clean
Parker Manor Trailer Park 64 26 -
Preble Mobile Home Park 60 24 -
Longbranch Club 60 11 -
Mountain View Restaurant 60 293 -
Harford Water District #1 55 142 -
McBride Mobile Court 54 97 -
Preble Water Association 51 421 -

Compare beyond New York

Mid-flagged peers for Cortland County

Cross-state counties nearest Cortland County on flagged-system share (100.0%) and cumulative violation count (7,338). 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.