Permit Record

Alteration Commercial

4707 Woodway Ln NW, Washington, DC 20016

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Carl Wilson
Owner
Porter Dawson
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
1507-0015
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
ALTERATION AND REPAIR
Geocode & dates
Coordinates
38.8852, -77.0085
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 17, 2009
Applied
Not in source
Work class
Residential
Description
Source description

miscellaneous permit for sediment control only (on private property).

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 18, 2026 · 23:58 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

8 permits at this parcel (parcel 1507-0015) · Jul 17, 2009 – Mar 18, 2016

  1. Mar 18, 2016F1600229Fence Wall · Issued
  2. Mar 1, 2016P1604124MEP Plumbing · Expired
  3. Jan 4, 2016M1600803MEP Mechanical HVAC · Expired
  4. Dec 17, 2015P1602239MEP Plumbing · Expired
  5. Dec 2, 2015E1601794MEP Electrical · Expired
  6. Nov 23, 2015B1512192Alteration Commercial · Issued
  7. Sep 2, 2015D1500834Demolition · Expired
  8. Jul 17, 2009This permitAlteration Commercial · Expired

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

Developer details
Permit #
B0907458
Canonical ID
243:B0907458
Source permit ID
B0907458
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