Permit Record

MEP Mechanical HVAC

1321 Potomac Ave SE, Washington, DC 20003

ClassificationSUPPLEMENTAL - MECHANICALResidential MEP

Reliable valueNot in source

ContractorNot in source

Permit record

Parties

Contractor: Not in source
Applicant: Not in source
Owner: Elsa Falkenburger Trustee
Architect: Not in source
Engineer: Not in source
Contractor license: Not in source

Building & lot · PLUTO

Building class: Not in source
Zoning district: Not in source
Lot area: Not in source
Year built: Not in source
Units (total): Not in source
Units (residential): Not in source
Units (commercial): Not in source
Floor area: Not in source

Parcel & enrichment

Parcel APN: 1046-0838
Climate zone (IECC): 4A
Roof area (est.): Not derivable — no building-size signal for this permit
HVAC tonnage (est.): Not derivable — no building-size signal for this permit
Building type: Not in source
Building subtype: MECHANICAL

Geocode & dates

Coordinates: 38.8791, -76.9876
Geocode confidence: 95%
Geocode source: Not in source
Issued: Sep 21, 2021
Applied: Not in source
Work class: Residential

Status

Current status: finaled
Source status: COMPLETED

Provenance

First seen (no changes since): May 19, 2026 · 00:13 UTC

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

Geocode out of bounds
Geocode is sentinel
Issued date in the future
Issued date parse bug
Issued date is placeholder
Commercial units is placeholder
Residential units out of bounds
Residential units is placeholder
Total units out of bounds
Total units is placeholder
Valuation out of bounds
Valuation is placeholder

Project timeline at this parcel

9 permits at this parcel (parcel 1046-0838) · May 9, 2013 – Sep 21, 2021

Full permit history at this parcel · as of Aug 11, 2026.

Developer details

Permit #: M2103639
Canonical ID: 243:M2103639
Source permit ID: M2103639

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