# SAM #W519TC27QA031

Pine Bluff Arsenal Environmental Testing and Engineering Services

**Buyer:** W6QK ACC-RI
**Posted:** October 29, 2026
**Respond By:** November 12, 2026
**Identifier:** W519TC27QA031
**NAICS:** 541620, 541330, 541380, 541370, 562910

The U.S. Army is seeking environmental testing, laboratory, and engineering support for Pine Bluff Arsenal in Arkansas.
- **Government buyer:** U.S. Department of the Army, U.S. Army Contracting Command–Rock Island (ACC-RI), office W6QK ACC-RI; work supports Pine Bluff Arsenal (PBA).
- **OEMs and vendors:** No product manufacturers, OEMs, or service vendors are named in the opportunity.
- **Scope of services:** Ecological surveys and reporting; permit-required toxicity testing; groundwater assessment and reporting; GIS database and map support; stormwater sampling, analysis, permitting, and plans; regulatory compliance assistance; restoration support; domestic well abandonment; and travel reimbursement.
- **Key quantities and coverage:** Quarterly toxicity testing at four NPDES outfalls; groundwater assessments covering three RCRA permit sites, 12 corrective-action sites, and data from 111 monitoring wells; stormwater sampling at outfalls 4, 8, and 10; annual inspection of landfill leachate equipment; and abandonment of four domestic wells, one per year. Ecological monitoring covers four groups of sites.
- **Notable requirements:** Use Arkansas-accredited laboratories and appropriately licensed Arkansas engineers and geologists. Testing and reporting must meet applicable NPDES and RCRA permit requirements. Optional work includes toxicity identification/reduction evaluations and construction stormwater support.
- **Term:** One base year, four one-year options, and a possible six-month extension. No exact calendar dates are included here.
- **Procurement detail:** The opportunity is a small-business set-aside. The solicitation includes service CLINs for the listed work and travel reimbursement; no product part numbers are specified.

### Description

<p>The services provided include surface water, sediment, and fish tissue sampling in streams and large river systems, as well as ambient sediment toxicity testing to determine the effectiveness of corrective measures. Acute and chronic whole effluent toxicity testing is conducted for four NPDES permitted outfalls, with the capability to perform Toxicity Identification Evaluation and Toxicity Reduction Evaluation if needed. Additionally, statistical analysis is compiled and conducted for three RCRA Detection monitoring groundwater assessment reports (covering three regulated units) and twelve RCRA Corrective Action Closure sites annually. Maintenance and updating of the PBA-specific Geographic Information System database is also included. The services encompass preparing industrial stormwater permit renewals, Stormwater Pollution Prevention Plans, and stormwater sampling for three outfalls, as well as preparation of Construction SWPPPs and permits. Compliance assistance is provided for SPCC Plan development and review, RCRA Permit development and review, and CAA permit review, renewal, and reporting. The services also support a change of the State of Arkansas Water Quality Standards, Rule 2, for mercury at an NPDES outfall, and assist with contaminant transport investigations in Phillips Creek and the Arkansas River.</p>

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