ENV-2026-04447

ApprovedEnvironmental

Drinking Water — Distribution Point D-12

Route for review Add to report

75Integrity

Findings

Critical

Cleared

Method: EPA 6020B — Metals by ICP-MS
Instrument: Thermo TSQ 9000 GC-MS/MS
Analyst: J. Whitfield
Sample ID: ENV-S27837
Batch: B-2299
Source: instrument_run_seq.csv
Collected: Jun 24, 2026
Scanned: Jun 26, 2026

ALCOA+ findings (3)

Confidence93%Fieldsample_id AI-assisted · human sign-off required

Why flagged

The sample identifier on the bench worksheet does not match the identifier in the instrument sequence. Inconsistent identifiers create ambiguity about which sample produced the result.

Source evidence

Worksheet shows ENV-2026-04412; sequence file lists ENV-2026-04421.

Suggested remediation

Reconcile the identifiers against the chain-of-custody form and correct the mismatched field with a documented note.

Reviewer decision

Petra Novak (Reviewer) marked this resolved.

Decision recorded · resolved

Record history

Imported from instrument_run_seq.csv

Jun 24, 2026, 02:20 PM

ALCOA+ integrity scan completed

Jun 26, 2026, 02:20 PM

Sample ID mismatch across worksheet flagged (major)

Jun 26, 2026, 02:20 PM

Sample ID mismatch across worksheet flagged (major)

Jun 26, 2026, 02:20 PM

Calibration record incomplete flagged (major)

Jun 26, 2026, 02:20 PM