States / Pennsylvania

Pennsylvania: frozen study record

357 scored service markets in the September 27, 2026 snapshot; mean MISI 30.6.

Stable	Watch	Fragile	High Stress
42	263	52	0

Recorded history

Mean among scored PA markets on 131 actual dates, 2026-03-12–2026-09-27. Cohort and methodology may change; this is not a controlled improvement/deterioration measure.

Read 131 date counts and means

Date	Score rows	Mean MISI
2026-03-12	19	4.105
2026-03-13	38	4.658
2026-03-16	19	4.789
2026-03-18	37	7.865
2026-03-20	37	7.973
2026-03-21	37	7.973
2026-03-22	37	7.973
2026-03-24	357	9.978
2026-03-25	357	10.986
2026-03-29	357	10.972
2026-04-02	357	14.056
2026-04-03	714	14.884
2026-04-04	357	15.070
2026-04-05	714	15.077
2026-04-06	357	32.216
2026-04-07	357	32.216
2026-04-08	357	32.468
2026-04-09	357	32.468
2026-04-10	357	32.451
2026-04-13	357	32.479
2026-04-14	357	32.479
2026-04-18	358	32.517
2026-04-19	357	32.496
2026-04-21	357	32.496
2026-04-22	357	32.496
2026-04-23	357	32.496
2026-04-24	357	32.496
2026-04-25	357	32.546
2026-04-26	714	31.959
2026-04-27	357	31.388
2026-04-28	357	31.388
2026-04-29	357	31.388
2026-04-30	357	31.388
2026-05-01	357	31.372
2026-05-02	357	31.384
2026-05-03	357	31.384
2026-05-04	357	31.384
2026-05-05	357	31.384
2026-05-06	357	31.384
2026-05-07	357	31.384
2026-05-08	357	31.384
2026-05-09	357	31.384
2026-05-10	357	31.384
2026-05-17	357	31.543
2026-05-19	357	31.543
2026-05-21	357	31.543
2026-05-22	357	31.556
2026-05-24	357	31.571
2026-05-26	357	31.571
2026-05-28	357	31.571
2026-05-31	357	31.487
2026-06-01	357	31.487
2026-06-02	357	31.487
2026-06-08	357	31.501
2026-06-11	357	31.501
2026-06-12	357	31.570
2026-06-14	357	31.585
2026-06-15	357	31.585
2026-06-16	357	31.585
2026-06-22	357	31.617
2026-06-23	357	31.617
2026-06-28	357	31.581
2026-06-29	357	31.581
2026-06-30	357	31.581
2026-07-01	357	31.555
2026-07-02	357	31.555
2026-07-03	357	31.446
2026-07-04	357	31.446
2026-07-05	357	31.446
2026-07-06	357	31.461
2026-07-07	357	31.461
2026-07-08	357	31.476
2026-07-09	357	31.476
2026-07-10	357	31.476
2026-07-11	357	31.476
2026-07-12	357	31.476
2026-07-13	357	31.476
2026-07-14	357	31.476
2026-07-16	357	31.476
2026-07-17	357	31.398
2026-07-18	357	31.398
2026-07-19	357	31.398
2026-07-20	357	31.398
2026-07-21	357	31.398
2026-07-22	357	31.398
2026-07-23	357	31.398
2026-07-29	357	31.398
2026-07-30	357	31.398
2026-07-31	357	31.398
2026-08-01	357	31.110
2026-08-02	357	31.110
2026-08-03	357	31.125
2026-08-08	357	31.084
2026-08-09	357	31.084
2026-08-10	357	31.084
2026-08-15	357	30.860
2026-08-16	357	30.860
2026-08-17	357	30.860
2026-08-18	357	30.860
2026-08-20	357	30.860
2026-08-22	357	30.860
2026-08-23	357	30.860
2026-08-24	357	30.860
2026-08-25	357	30.860
2026-08-26	357	30.876
2026-08-27	357	30.876
2026-08-28	357	30.865
2026-08-31	357	30.912
2026-09-01	357	30.912
2026-09-02	357	30.927
2026-09-04	357	30.668
2026-09-05	357	30.668
2026-09-06	357	30.637
2026-09-07	357	30.637
2026-09-09	357	30.656
2026-09-10	357	30.656
2026-09-12	357	30.625
2026-09-13	357	30.625
2026-09-14	357	30.625
2026-09-15	357	30.625
2026-09-16	357	30.625
2026-09-17	357	30.625
2026-09-18	357	30.625
2026-09-19	357	30.625
2026-09-20	357	30.625
2026-09-21	357	30.625
2026-09-22	357	30.625
2026-09-23	357	30.625
2026-09-25	357	30.625
2026-09-26	357	30.625
2026-09-27	357	30.625

Approved archived profiles

357 profiles are in the approved public cohort. 0 scored records in this state are held for publication review and have no profile route. Showing the first 30 approved names here.

AKRON BOROUGH MISI 35.992 · Watch
ALBION BOROUGH MISI 26.247 · Watch
ALIQUIPPA MUNI WATER AUTH MISI 33.204 · Watch
Allentown MISI 31.862 · Watch
Altoona MISI 26.247 · Watch
AMBLER BORO WATER DEPT MISI 44.149 · Fragile
AMBRIDGE WATER AUTH MISI 35.288 · Watch
AQUA PA BENSALEM MISI 42.019 · Fragile
AQUA PA BRISTOL MISI 40.705 · Fragile
AQUA PA CHALFONT MISI 38.251 · Watch
AQUA PA FAWN LAKE FOREST MISI 22.523 · Watch
AQUA PA FLYING HILLS WA SYS MISI 36.566 · Watch
AQUA PA HATBORO MISI 40.749 · Fragile
AQUA PA HONESDALE MISI 36.464 · Watch
AQUA PA INC TREASURE LAKE DIV MISI 30.107 · Watch
AQUA PA JENKS TWP WTP MISI 22.691 · Watch
AQUA PA MAIN SYSTEM MISI 46.896 · Fragile
AQUA PA PERKIOMEN TOWNSHIP MISI 38.818 · Watch
AQUA PA ROARING CREEK DIVISION MISI 24.997 · Watch
AQUA PA SHENANGO VALLEY WTP MISI 29.725 · Watch
AQUA PA SPRING RUN MISI 34.588 · Watch
AQUA PA SUSQUEHANNA DIVISION MISI 20.485 · Watch
AQUA PA UWCHLAN MISI 30.155 · Watch
AQUA PA WEST CHESTER MISI 42.594 · Fragile
ASHLAND AREA WATER AUTHORITY MISI 37.655 · Watch
AUDUBON WATER COMPANY MISI 51.672 · Fragile
AUTH OF BORO OF CHARLEROI MISI 20.790 · Watch
BADEN BORO WATER DEPT MISI 35.020 · Watch
BCWSA MAIN LOWER SOUTH MISI 43.050 · Fragile
BEAR VALLEY JOINT AUTH MISI 32.229 · Watch

Screen all approved PA profiles · Search names