Project & Site
ClientVHB Engineering
ProjectUnderground Storage Tank Closure — Nashua (VHB-UST-NASH)
SiteNashua UST Site MW-2 (VHB-UST-MW2)
Site typedrinking well
SamplerMaria Gonzalez
CollectedMay 21, 2026 17:32
WeatherClear
Air temp0.3 °C
CoC barcode
Shipping & Cooler
CarrierEndyne Courier
TrackingEC-74872
Cooler IDCLR-248
Cooler temp blank3.9 °C
Tamper seals100773,100774
Seals intact on arrival
Field Readings
pH7.41
Cond (µS/cm)230
DO (mg/L)4.76
Temp (°C)15.8
ORP (mV)319
Turb (NTU)1.89
Captured per ISO 5667 at the point of collection
Groundwater Purge
Purge volume18.6 L
Drawdown0.56 m
Pump rate0.5 L/min
Stabilized3 well volumes
Low-flow purge per ASTM D6452
Custody transfers (1)
| # | Relinquished by | Relinquished at | Received by | Received at | Sig from / to |
|---|---|---|---|---|---|
| 1 | Maria Gonzalez | May 21, 2026 19:32 | Endyne Courier | May 21, 2026 20:11 | Maria Gonzalez / T. Hill |
Container manifest (2)
| Accession | Container | Pres. | Matrix | Vol | Receipt cond. | pH chk | Tests |
|---|---|---|---|---|---|---|---|
| ENV-2026-04806 | 40mL VOA vial | HCl | WATER | 40 | INTACT | 1.4 | EPA 8260C |
| ENV-2026-04807 | 1L amber glass | iced | WATER | 1000 | INTACT | n/a | EPA 8015C |