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Dennis ByrneLAB DIRECTOR

COC-2026-0349

Chain of Custody · 3 containers · Sampling event SE-2026-0349

Project & Site

ClientWhitman & Sons (Homeowner)
ProjectPrivate Well Annual (WHITMAN-WELL)
SiteWhitman Residence — Drilled Well (WHITMAN-W1)
Site typedrinking well
SamplerBen Aldrich
CollectedMay 19, 2026 23:32
WeatherSnow
Air temp-3.9 °C

CoC barcode

Barcode COC-2026-0349
Code 128

Shipping & Cooler

CarrierClient
Tracking
Cooler IDCLR-684
Cooler temp blank3.6 °C
Tamper seals100709,100710
Seals intact on arrival

Field Readings

pH7.09
Cond (µS/cm)202
DO (mg/L)5.61
Temp (°C)15.8
ORP (mV)270
Turb (NTU)1.68

Captured per ISO 5667 at the point of collection

Groundwater Purge

Purge volume23.0 L
Drawdown0.47 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
1Ben AldrichMay 20, 2026 03:32Endyne CourierMay 20, 2026 04:09Ben Aldrich / T. Hill

Container manifest (3)

AccessionContainerPres.MatrixVolReceipt cond.pH chkTests
ENV-2026-0472940mL VOA vialHClWATER40INTACT1.8EPA 524.2
ENV-2026-04730250mL HDPEHNO3WATER250INTACT1.6EPA 200.8
ENV-2026-04731120mL sterileicedWATER120INTACTn/aSM 9223B