Permit Record

MEP Plumbing

4721 Alton Pl NW, Washington, DC 20016

ClassificationSUPPLEMENTAL - PLUMBING AND GASResidential MEP
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
John Robinson
Owner
Aggergaard, Ryan A
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
1534-0027
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
38.9473, -77.0937
Geocode confidence
95%
Geocode source
Not in source
Issued
Aug 13, 2024
Applied
Not in source
Work class
Residential
Description
Source description

Plumbing trade Permit

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:16 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

2 permits at this parcel (parcel 1534-0027) · Nov 12, 2021 – Aug 13, 2024

  1. Aug 13, 2024This permitMEP Plumbing · Finaled
  2. Nov 12, 2021BP2200505Other · Expired

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

Developer details
Permit #
P2409204
Canonical ID
243:P2409204
Source permit ID
P2409204
Browse Washington, DC permits in the Market Explorer →Pull this permit via /v1/permits →