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Counties → Michigan

Marquette County, Michigan

SDWIS compliance plate

Sheet MI103 · Marquette County 95 sys · 2,172 viol · #878/3254

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

  • VIOL-SEVERE 71.6% flagged
  • HEALTH-LOW 17.6% health
  • RANK-UPPER #878/3254
  • PHOTO-FINISH ±0.1 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 98%
  • SYS-MID 95 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Benzie County (+ 0.1 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Marquette County ranks #878 of 3,254 counties by people served, and #26 of 83 counties in Michigan. See methodology · corpus placement.

Marquette County standing, lower-flagged corpus third

Flagged-system rate 71.6% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 17.6% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #878 of 3,254 · #26 of 83 in Michigan.

Flagged-rate neighbourhood around Marquette County

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

0% 20% 40% 60% 80% 100% Oscoda · lowest Benzie · near Bay · near Menominee · highest 52.9% 71.6% 71.7% 72% 72.4% 72.9% 100%

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

Water Systems

System Name Population Violations PFAS
Marquette 20,629 80 Clean
Ishpeming 6,470 8 Clean
Negaunee 4,568 26 Clean
K I Sawyer 3,000 7 -
Marquette Township 2,700 11 -
Forsyth Township 2,479 86 -
Ishpeming Twp - West 2,148 23 -
Circle K - Marquette #231 1,000 6 -
Kwik Trip #1722 999 4 -
St. Louis the King Church 999 10 -
Negaunee Township 961 17 -
Republic Township 700 17 -
Tilden Mining Company 500 41 -
Richmond Township 489 108 -
DNR Van Riper Sp Main Cg 468 10 -
Tilden Pit Service Bldg (Old Empire) 409 42 -
Raging River Resort (001) 390 0 -
Tilden Township 375 40 -
Cherry Creek Elementary School 338 36 -
Ishpeming Twp - East 305 14 -
Powell Township 300 42 -
Gateway Plaza 300 10 -
Skandia-West Branch Water Dept 275 59 -
Up North Event Center 268 0 -
Ely Township-Greenwood 266 56 -
Silver Creek Estates Mobile Home Court 260 37 -
Up North Lodge 250 3 -
Chocolay River RV Park and Campground 210 11 -
Dollar General Store #25909 207 0 -
Beeker's Grub and Lodging 200 17 -
Gitchee Gumee RV Park 200 6 -
U.p. Bible Camp - Retreat Center 180 5 -
U.p. Bible Camp - Eagles Nest 180 0 -
U.p. Bible Camp - Dining Hall Wl001 180 0 -
Up Bible Camp - Monarch Wl002 180 0 -
Up Bible Camp - Bathhouse Wl004 180 0 -
Ely Township-Diorite 168 40 -
Jerzi's 41 150 3 -
Kwik Trip #1721 150 0 -
Lundin Mining-Humboldt Mill 150 27 -
Wawonowin Country Club 125 7 -
Devooght's Processing Facility 103 25 -
Prince of Peace Lutheran Churc 100 12 -
Michigamme Um Institute - Main 100 10 -
Lundin Mining-Eagle Mine 100 20 -
Malton RD Brasswire Campground - North 100 0 -
Malton RD Brasswire Campground - South 100 0 -
Michigamme Um Institute - Bath House 100 0 -
Michigamme Um Institute - Campsites 100 0 -
Presbytery Point Camp - Main Lodge 80 33 -

Compare beyond Michigan

Lower-flagged peers for Marquette County

Cross-state counties nearest Marquette County on flagged-system share (71.6%) and cumulative violation count (2,172). 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.