Permit Record

MEP Plumbing

1478 Harvard St NW, Washington, DC 20009

ClassificationPlumbing
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
David L. Hahn
Owner
Congressional 1478 Harvard Street LLC
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
2669-0023
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
PLUMBING AND GAS
Geocode & dates
Coordinates
38.9261, -77.0353
Geocode confidence
95%
Geocode source
Not in source
Issued
Sep 12, 2013
Applied
Not in source
Work class
Not in source
Status
Current status
issued
Source status
PERMIT ISSUED
Provenance
First seen (no changes since)
May 19, 2026 · 00:03 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 2669-0023) · Mar 2, 2011 – Sep 12, 2013

  1. Sep 12, 2013This permitMEP Plumbing · Issued
  2. Aug 23, 2013E1307936MEP Electrical · Issued
  3. Aug 13, 2013M1302613MEP Mechanical HVAC · Issued
  4. Aug 5, 2013P1306942MEP Plumbing · Issued
  5. Jul 22, 2013B1305471Addition Residential · Issued
  6. Apr 12, 2013D1300415Demolition · Issued
  7. Apr 5, 2013PC93346296Other · Issued
  8. Apr 5, 2013PC58843265Other · Issued
  9. Mar 2, 2011HO1100376Other · Finaled

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
P1307862
Canonical ID
243:P1307862
Source permit ID
P1307862
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