/
DB
Dennis ByrneLAB DIRECTOR

COC-2026-0324

Chain of Custody · 2 containers · Sampling event SE-2026-0324

Receipt anomalies on this CoC
  • 1 container condition flag — see manifest column

Project & Site

ClientBurlington Department of Public Works
ProjectWastewater NPDES Compliance (BURL-NPDES)
SiteMain WWTP Outfall 001 (BURL-WWTP-001)
Site typewastewater discharge
SamplerMaria Gonzalez
CollectedMay 25, 2026 02:32
WeatherClear
Air temp13.5 °C

CoC barcode

Barcode COC-2026-0324
Code 128

Shipping & Cooler

CarrierFedEx
Tracking7741041215299
Cooler IDCLR-687
Cooler temp blank5.2 °C
Tamper seals100659,100660
Seals intact on arrival

Field Readings

pH7.66
Cond (µS/cm)333
DO (mg/L)4.96
Temp (°C)15.6
ORP (mV)257
Turb (NTU)2.79

Captured per ISO 5667 at the point of collection

Groundwater Purge

Purge volume14.5 L
Drawdown0.42 m
Pump rate0.5 L/min
Stabilized3 well volumes

Low-flow purge per ASTM D6452

Custody transfers (1)

#Relinquished byRelinquished atReceived byReceived atSig from / to
1Maria GonzalezMay 25, 2026 04:32Endyne CourierMay 25, 2026 05:22Maria Gonzalez / T. Hill

Container manifest (2)

AccessionContainerPres.MatrixVolReceipt cond.pH chkTests
ENV-2026-04683250mL HDPEHNO3WASTEWATER250INTACT1.7EPA 6020B
ENV-2026-046821L plasticicedWASTEWATER1000HEADSPACEn/aSM 5210B, SM 2540D