PSC Z1PD — Maintenance of Waste Treatment and Storage Facilities: federal contracts

$573.1Mobligated in FY2025

+5.4%change FY2024→FY2025

0open solicitations

9new awards, last 12 months

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Open solicitations

No open solicitations carry this PSC right now.

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What PSC Z1PD covers

Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Facilities & Construction › Facility Related Services.

FY2022$579.0M

FY2023$615.9M

FY2024$544.0M

FY2025$573.1M

FY2026*$555.1M

FY2027*$-1,220

USASpending.gov contract obligations by federal fiscal year of the action. * A year that ended under 120 days ago is still filling in.

Who is winning new PSC Z1PD work

Contractors ranked by obligations on awards that started FY2024–FY2027 to date.

Contractor	Obligations	Awards
CENTRAL PLATEAU CLEANUP COMPANY, LLC	$1.2B	3
BHATE ENVIRONMENTAL ASSOCIATES, INC.	$10.7M	1
PERC WATER CORPORATION	$6.5M	1
V. LOPEZ JR. & SONS GENERAL ENGINEERING CONTRACTORS, INC	$2.1M	1
KGJJ ENGINEERING SOLUTIONS, LLC	$735K	1
OKINAWA SOBI KOGYO, K.K.	$413K	2
ROSALES DANIEL	$356K	1
BROADVIEW WASTE SOLUTIONS, INC.	$182K	2
LISSI GEBHARDT SPEZIALTRANSPORTE-UMWELTSCHUTZ GMBH	$178K	2
KOTOBUKI KANKYOH KIZAI CO.,LTD.	$139K	3

How competitive is PSC Z1PD?

99.4% of obligations on these awards were competed.
1.8% went to small businesses.
The five largest contractors hold 99.8% across 33 contractors.

NAICS codes used on PSC Z1PD awards

NAICS	Industry	Share
562910	Remediation Services	98.1%
236220	Commercial and Institutional Building Construction	1.1%
221320	Sewage Treatment Facilities	0.6%
561210	Facilities Support Services	0.1%
238990	All Other Specialty Trade Contractors	0.0%
221310	Water Supply and Irrigation Systems	0.0%
562998	All Other Miscellaneous Waste Management Services	0.0%
562211	Hazardous Waste Treatment and Disposal	0.0%

Related PSC codes

Z1AA Maintenance of Office Buildings · Z1PZ Maintenance of Other Non-Building Facilities · S205 Trash/Garbage Collection Services - Including Portable Sanitation Services · Z2JZ Repair or Alteration of Miscellaneous Buildings · Z2AA Repair or Alteration of Office Buildings · S222 Waste Treatment and Storage · J046 Maint/Repair/Rebuild of Equipment: Water Purification and Sewage Treatment Equipment · Z1ND Maintenance of Sewage and Waste Facilities

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