Water Quality Studies Government Contracts

PSC B533 Service code

Code facts

Spend category
Professional Services Management Advisory Services
Contract obligations
$10,375,116 In FY2025

PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.

Market summary

Open opportunities
3 45 notices posted in the last 90 days
Contract awards
100 In the last 12 months
Obligated
$7,288,903 In the last 12 months, net of deobligations

Top buying agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 Department of Veterans Affairs $3,124,831
2 Department of the Interior $2,141,529
3 Defense Health Agency Department of Defense $801,752
4 Department of Agriculture $384,340
5 Department of the Army Department of Defense $358,502
6 Environmental Protection Agency $290,580
7 Department of Homeland Security $181,183
8 Department of Transportation $158,525
9 Department of Justice $111,148
10 Department of State $72,347

Top contractors by obligations

Rank Contractor Obligated, FY2026–FY2027 Share
1 Mabbett & Associates, Inc. $913,546
2 Phigenics LLC $603,719
3 Sanco Laboratories Inc. $506,405
4 Winergy LLC $340,410
5 Water Management Services, Inc. $306,540
6 I-2-I Solutions, Inc. $298,107
7 Matrix Sciences International Inc. $232,866
8 Utah State University $207,627
9 ABT Global LLC $195,045
10 Eurofins Drinking Water And Wastewater Central, LLC $192,747

See the full FY2025 ranking of PSC B533 contractors, by parent company.

Open contract opportunities

Notice Posted Due
B533--VANIHCS SPS Water Testing (VA-27-00000760) Pre-Solicitation · Veterans Integrated Service Network 10 (VHA)
Laboratory Analysis of Water Samples Solicitation

Latest 2 of 3 listed here. See the rest on GovTribe.

Recent contract awards

Award Awarded Obligated
HPC water testing 36C25627P0057 · I-2-I Solutions, Inc. · Veterans Integrated Service Network 16 (VHA) $10,852
BPA call for organic water laboratory analysis for lake berryessa - vitisystems (CALTEST) 140RR027F0002 · Vitisystems, Inc. · Departmental Offices $6,600
Water testing nephrology W81K0026FA201 · D & D Laboratory LLC · Medical Command (Army) $0
Potable water sampling - FY 2027 15B50226C00000294 · Orrs' Environmental, LLC · Federal Correctional Complex Beaumont (BOP) $0
BPA call for CGB-157 FY 27 - organic and inorganic soil, sediment & water laboratory analysis - SGS north america 140R2026F0059 · SGS North America Inc. · Bureau of Reclamation $23,364
BPA call CALTEST FY 27 - laboratory analysis in organic and inorganic parameters in soil, sediment & water… 140R2026F0061 · Vitisystems, Inc. · Bureau of Reclamation $6,038
The purpose of this requirement is to place a BPA call for laboratory services to analyze inorganic parameters in water… 140R2026F0062 · Mdk, LLC · Bureau of Reclamation $86,174
BPA call for CGB-157 FY 27 - laboratory analysis for inorganic parameters in water, soil, sediment (SELENIUM)… 140R2026F0060 · Matrix Sciences International Inc. · Bureau of Reclamation $177,237
The purpose of this BPA call is to obtain laboratory services for the analysis of organic and inorganic parameters in… 140R2026F0058 · Eurofins Drinking Water And Wastewater West, LLC · Bureau of Reclamation $76,593
Modoc national forest requires the services of a laboratory certified in the state of california to perform… 127EAY26P0076 · Spring Street Analytical LLC · Forest Service $14,950

Latest 10 of 100 awarded in the last 12 months listed here. See the rest on GovTribe.

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date $62,499
FY2026 $7,606,822
FY2025 $10,375,116
FY2024 $12,529,767
FY2023 $14,974,019
Rank NAICS code Obligated, FY2026–FY2027 Share
1 541380 Testing Laboratories and Services $3,938,445
2 541620 Environmental Consulting Services $1,741,099
3 541990 All Other Professional, Scientific, and Technical Services $620,437
4 541690 Other Scientific and Technical Consulting Services $492,623
5 221320 Sewage Treatment Facilities $415,212
6 541611 Administrative Management and General Management Consulting Services $195,045
7 221310 Water Supply and Irrigation Systems $160,736
8 561210 Facilities Support Services $98,600
9 325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing $77,031
10 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables $69,034

Contract obligations by state

Rank Place of performance Obligated, last 12 months Share
1 Massachusetts $813,463
2 Maryland $741,632
3 Puerto Rico $611,109
4 New York $545,873
5 Florida $459,726
6 Georgia $393,511
7 Oregon $377,800
8 New Jersey $353,930
9 Virginia $314,675
10 Indiana $263,052
11 Utah $194,726
12 Alaska $193,035
13 California $177,584
14 South Dakota $177,237
15 Washington $176,138
16 New Mexico $161,307
17 Nevada $146,593
18 West Virginia $131,381
19 Arizona $102,672
20 South Carolina $101,668
21 Colorado $98,976
22 Connecticut $86,532
23 Vermont $73,777
24 U.S. Virgin Islands $67,104
25 Michigan $60,295
26 North Carolina $59,588
27 Hawaii $39,742
28 Alabama $36,225
29 Wisconsin $34,296
30 Pennsylvania $31,456
31 Idaho $31,098
32 Maine $30,668
33 Rhode Island $30,456
34 Missouri $27,242
35 Illinois $27,150
36 Iowa $26,086
37 Montana $24,970
38 Louisiana $23,850
39 Nebraska $19,579
40 District of Columbia $19,513
41 Arkansas $15,065
42 Mississippi $3,410
Show all 42

Shares are of everything obligated under PSC B533 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.

Quick answers

What is PSC B533?

PSC B533 is Water Quality Studies, a service code in PSC B, Special Studies/Analysis, Not R&D.

How many government contracts for water quality studies are there?

3 contract opportunities under PSC B533 are open now, and 45 notices were posted in the last 90 days. Federal agencies awarded 100 contracts under PSC B533 in the last 12 months, obligating $7,288,903.

How much do federal agencies spend under PSC B533?

Federal contracts under PSC B533 obligated $10,375,116 in fiscal year 2025 and $45,548,222 in fiscal years 2023 through 2027.

Who are the largest contractors under PSC B533?

The contractors with the most obligated under PSC B533 in fiscal years 2026 and 2027 are Mabbett & Associates, Inc. ($913,546); Phigenics LLC ($603,719); and Sanco Laboratories Inc. ($506,405).

Which agencies buy the most under PSC B533?

The agencies that obligated the most under PSC B533 in fiscal years 2026 and 2027 are Department of Veterans Affairs ($3,124,831), Department of the Interior ($2,141,529) and Defense Health Agency ($801,752).

Which NAICS codes are used with PSC B533?

The NAICS codes with the most obligated under PSC B533 in fiscal years 2026 and 2027 are 541380 Testing Laboratories and Services; 541620 Environmental Consulting Services; and 541990 All Other Professional, Scientific, and Technical Services.

Where is the work under PSC B533 performed?

By place of performance, the states with the most contract obligations under PSC B533 over the last 12 months are Massachusetts ($813,463), Maryland ($741,632) and Puerto Rico ($611,109).

What is the latest open contract opportunity under PSC B533?

The latest open contract opportunity under PSC B533 is B533--VANIHCS SPS Water Testing (VA-27-00000760), pre-solicitation from Veterans Integrated Service Network 10 (VHA), posted November 6, 2026.

On GovTribe

See everything under PSC B533

  • Federal contract opportunities, awards and IDVs under this code
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