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Clinton County, Pennsylvania
A shallow water table limits basements on 35% of Clinton County's mapped land, a higher share than 54% of US counties. Shrink-swell clay limits houses without basements on 1%.
None of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list 46 flood losses here since 2016, 76% of them in buildings with basements. 70% of homes were built before 1980, against 50% nationally; the median home dates from 1967.
Data as of October 13, 2026 · sources
expansive clay: shrink-swell limits slab homes
high water table: limits basements
in drought, October 13, 2026
of homes built before 1980
Soil under Clinton County
| Expansive clay (limits slab homes) | 0.6% |
| High water table (limits basements) | 35.4% |
| Septic fields very limited | 79.9% |
| Clay swell (LEP, by area) | 1.6% |
| High-swell land (LEP 6%+) | 0.5% |
| Mapped soil | 575,123 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Hazleton | 23% | 0% |
| Clymer | 14% | n/a |
| Cookport | 12% | n/a |
| Laidig | 10% | n/a |
| Buchanan | 4% | n/a |
| Ungers | 3% | n/a |
How we count · survey areas PA035 (2025-09-05)
What the numbers mean here
On 35% of Clinton County's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
Rain over the 12 months to August 2026: 41.06 in, 2.23 in below the 1991-2020 average year of 43.29 in.
USDA rates 80% of the land very limited for septic absorption fields.
Drought
0% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 19 of the last 52 weeks; the most was 100% of its area, on the December 16, 2025 map.
| Category, October 13, 2026 | Share of county |
|---|---|
| D0 abnormally dry or worse | 0% |
| D1 moderate drought or worse | 0% |
| D2 severe or worse | 0% |
| D3 extreme or worse | 0% |
| D4 exceptional | 0% |
Flood losses since 2016
46 flood losses since 2016, $518,606 paid. The worst year was 2026, with 12. Foundations of the buildings, where recorded: 76% basements, 8% slabs, 4% crawl spaces, 12% elevated.
| Year | Flood losses |
|---|---|
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 12 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 0 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 0 |
| 2026 to date | 12 |
Rain
| Average year, 1991-2020 | 43.29 in |
| 12 months to August 2026 | 41.06 in (-2.23) |
| 2025 | 39.36 in (-3.93) |
| Wettest year since 1895 | 2018: 63.02 in |
| Driest year since 1895 | 1930: 28.05 in |
| Days with 1 inch or more, normal at RENOVO (8 mi away) | 7.5 |
Homes
| Housing units | 18,617 |
| Median year built | 1967 |
| Built before 1980 | 70% |
| Built 2000 or later | 13% |
| Owner-occupied | 72% |
| Median value, owner-occupied | $175,900 |
| Single-family detached | 71% |
What repairs cost
Published ranges from cost guides, not quotes. More sources, and where they disagree.
Nearby counties
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Centre County, PA | 25 mi | 4% | 31% |
| Lycoming County, PA | 31 mi | under 1% | 19% |
| Cameron County, PA | 33 mi | 0% | 24% |
| Union County, PA | 35 mi | 1% | 38% |
| Potter County, PA | 38 mi | 0% | 37% |
| Tioga County, PA | 41 mi | 0% | 49% |
| Mifflin County, PA | 44 mi | 3% | 34% |
| Snyder County, PA | 44 mi | 1% | 28% |
Sources: USDA SSURGO (September 5, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status