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Norwich, Ohio
Inside Norwich's city limits, a shallow water table limits basements on 56% of mapped land, the 2nd-highest of 9 cities in Muskingum County. Shrink-swell clay limits houses without basements on 36%, the highest of 9 cities in Muskingum County.
That water-table share is above Muskingum County's 39%. FEMA's flood data list no flood losses since 2016 in ZIP code 43767 overlapping the city.
Data as of October 13, 2026 · sources · in Muskingum County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
Basement waterproofing in Norwich
Basement waterproofing in Norwich: a shallow water table limits basements on 56% of Norwich's mapped land.
In Muskingum County, 41% of the 34 flood-loss buildings with a recorded foundation type had basements.
Soil under Norwich city limits
| Expansive clay (limits slab homes) | 36.3% |
| High water table (limits basements) | 55.9% |
| Septic fields very limited | 88.1% |
| Clay swell (LEP, by area) | 4.8% |
| High-swell land (LEP 6%+) | 27.9% |
| Mapped soil | 49 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 4.8% by land area here, and 28% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 36% of the mapped land.
On 56% of Norwich's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 88% of the land very limited for septic absorption fields.
Drought in Muskingum County
0% of Muskingum County is in drought (D1 or worse) on the October 13, 2026 map. County detail.
Flood losses by ZIP code
FEMA flood records since 2016 in the ZIP codes that overlap Norwich. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43767 | 100% | 0 | $0 |
Homes
Norwich has fewer than 100 housing units in the ACS 2020-2024 estimates, too few for reliable shares.
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| New Concord | 3 mi | 12% | 43% |
| Adamsville | 8 mi | 2% | 82% |
| Philo | 11 mi | 6% | 12% |
| Cambridge | 11 mi | 5% | 29% |
| Cumberland | 11 mi | 35% | 72% |
| Zanesville | 12 mi | 3% | 18% |
| Byesville | 13 mi | 3% | 21% |
| South Zanesville | 13 mi | 7% | 26% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026). Methods · Data status