Project & Site
ClientBurlington Department of Public Works
ProjectPFAS Source Investigation — North End (BURL-PFAS-2026)
SiteRiverside Well #1 (BURL-PFAS-W1)
Site typedrinking well
SamplerJames Hartwell
CollectedMay 18, 2026 01:32
WeatherClear
Air temp19.1 °C
CoC barcode
Shipping & Cooler
CarrierEndyne Courier
TrackingEC-69914
Cooler IDCLR-862
Cooler temp blank2.3 °C
Tamper seals100697,100698
Seals intact on arrival
Field Readings
pH7.89
Cond (µS/cm)513
DO (mg/L)4.88
Temp (°C)10.2
ORP (mV)113
Turb (NTU)4.02
Captured per ISO 5667 at the point of collection
Groundwater Purge
Purge volume27.8 L
Drawdown0.45 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 | James Hartwell | May 18, 2026 03:32 | Endyne Courier | May 18, 2026 04:13 | James Hartwell / T. Hill |
Container manifest (1)
| Accession | Container | Pres. | Matrix | Vol | Receipt cond. | pH chk | Tests |
|---|---|---|---|---|---|---|---|
| ENV-2026-04718 | 250mL polypropylene | iced | WATER | 250 | INTACT | n/a | EPA 537.1 |