Longsdon Pit



    The site is located at the northwest corner of Chapman Avenue and Harbor Boulevard in the City of Garden Grove.

Dates of Operation and Closure

    The County operated the refuse disposal station from 1957 to 1960.

Size and Types of Waste

    The 14.4-acre refuse disposal site was constructed on an abandoned sand pit excavated in the 1920's. Waste materials disposed at the site are from household, commercial, industrial, agricultural and recreational sources. The amount of waste has been approximated at 525,000 cubic yards.


  • 1957 The 10-acre site was formed when the Garden Grove Sanitation District pit merged with privately owned 4.4-acre Longsdon Pit.
  • 1957-1960 County operated site as a refuse disposal station.
  • 1960 County ceased operation and closed refuse disposal station.
  • 1985 HOTOB Owner’s Association installed perimeter gas collection system.
  • 1988 County completed an air Solid Waste Assessment Test (SWAT) questionnaire.
  • 1991 Golf driving range was developed on the northern section of site.
  • 1993 A water SWAT conducted at site and report submitted to the Regional Water Quality Control Board (RWQCB).
  • 1998 Pursuant to RWQCB approval, all groundwater monitoring terminated and monitoring wells abandoned. 2003 Local Enforcement Agency (LEA) approved work plan with conditions for HOTOB Owner’s Association replacement and installation of three landfill gas (LFG) monitoring probes. LEA and City’s consultant discussed a City proposal to construct residential housing on the driving range portion of the site. No further discussion held on this topic per the LEA.
  • 2004-2006 No activity at site.
  • 2007 LEA issued City a Notice and Order to reduce methane levels in perimeter probes to below 5% regulatory limit.
  • 2008 Golf driving range closed preparatory to change in land use for a parking lot extension for the hotel. City submitted a Report of Interior LFG Wells and a Long Term Monitoring and Operational Plan to the LEA. A change in ownership was recorded of the Embassy Suites Hotel from Ashford Anaheim LP to Inland American Lodging Garden Grove Harbor, L.L.C.
  • 2009 LEA requested City submittal of a written status report of proposed on-site development and expansion of Embassy Suites Hotel. LEA also requested City submittal of replacement probe design plans and basis of design report to meet present industry standards since existing perimeter LFG probes do not meet present industry standards.
  • 2010 Construction of replacement LFG probes completed. LEA is currently reviewing the Long-Term Monitoring and Operational Plan (LTMOP) submitted by the owner.
  • 2011-2012 The parking lot expansion adjacent to the Embassy Suites Hotel is on hold.

Current Owner

    Inland American Lodging Garden Grove Harbor, L.L.C and City of Garden Grove jointly own the site.

Current Land Use

    Hotel parking lot; open space

Environmental Control Measures

    Owner’s consultant, Stantec Consulting Corp., performs perimeter probe monitoring and maintains LFG collection system.

Please click here for property location.

Please click here for closed site information on Cal Recycle's website.


Please click here for property location.

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Please contact us at 714-834-4000 if you have questions regarding this site.