# Other permit SB2600169 at 401 Mississippi Ave SE, Washington

DC Department of Buildings permit SB2600169: issued Aug 12, 2026 for other work at 401 Mississippi Ave SE. Drilling 1 closed loop geothermal test well at 600 feet.

- Permit number: SB2600169
- Issued: Aug 12, 2026
- Type of work: Other (city: Construction, miscellaneous)
- Status: Issued (city: Permit issued)
- Reported cost: Not listed
- ZIP code: 20032
- All permits at this address: https://nearbypermits.com/washington-dc/address/401-mississippi-ave-se/

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Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), District of Columbia, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-17 21:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 401 Mississippi Ave SE: https://nearbypermits.com/washington-dc/address/401-mississippi-ave-se/