Big M

RV dump station in Cassville, MO

Big M is an RV dump / sanitary dump station in Cassville, MO. Recreation.gov lists this facility as having a dump station in its description — verify on site before relying on it.

Get directions OpenStreetMap

LocationCassville, MO · Barry County
Address25476 BIG M CAMPGROUND, 65626
Phone417-271-3190
Websitewww.recreation.gov/camping/campgrounds/232526
Coordinates36.55778, -93.67667
SourceRecreation.gov RIDB (US gov public domain) (US government public domain)
Last updated2026-11-09

Map data © OpenStreetMap contributors

Fields not shown are not recorded in the source data for this spot. We do not invent fees, hours, or amenities.

Verify before visiting. Fees, hours, and access change. Many listings come from OpenStreetMap or recreation.gov facility records and may be incomplete or outdated. Call or check the operator before you go.

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Source: Recreation.gov RIDB (US gov public domain) (US government public domain). Data updated 2026-11-09.