Permit Record

Residential

4900 47th St NW, Washington, DC 20016

ClassificationCONSTRUCTION - MISCELLANEOUS
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Marshall Arnett
Owner
Elizabeth Barratt-Brown
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
1540-0048
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
MISCELLANEOUS
Geocode & dates
Coordinates
38.9535, -77.0929
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 12, 2011
Applied
Not in source
Work class
Residential
Description
Source description

DRILL AND INSTALL 2 CLOSED LOOP GEOTHERMAL WELLS 375' DEEP FOR HEATING AND COOLING

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:01 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

14 permits at this parcel (parcel 1540-0048) · Jul 17, 2009 – Apr 8, 2021

  1. Apr 8, 2021B2106104Alteration Commercial · Expired
  2. Mar 26, 2021P2104603MEP Plumbing · Finaled
  3. Jan 22, 2016E99015539MEP Electrical · Issued
  4. Dec 11, 2015SOL1600045Solar PV · Finaled
  5. Jul 12, 2011This permitOther · Expired
  6. Mar 31, 2011M1101194MEP Mechanical HVAC · Issued
  7. Mar 14, 2011P1103585MEP Plumbing · Issued
  8. Nov 5, 2010E1100938MEP Electrical · Issued
  9. Sep 3, 2010B1009727Alteration Commercial · Finaled
  10. Feb 17, 2010B1001007Alteration Commercial · Expired
  11. Feb 3, 2010P1001433MEP Plumbing · Expired
  12. Sep 9, 2009P0905442MEP Plumbing · Finaled
  13. Aug 24, 2009E0907066MEP Electrical · Finaled
  14. Jul 17, 2009B0907483Alteration Commercial · Issued

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

Developer details
Permit #
SB1100072
Canonical ID
243:SB1100072
Source permit ID
SB1100072
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