Tank Readings Analysis

Offline Fixture Replay
Sample S059 for tank E7457C
Oil Tank Warehouse · Norm McCorkell
Matches expected baseline
baseline
Sampling Class SPORADIC
Data Health 100%
Usage Rate (L/day) N/A
Days Remaining N/A
Weekly Consumption Hidden 0 reportable weeks / 10
Points Processed
Raw: 23
Deduped: 0

Pipeline Output (Litres)

Raw    Smoothed    Noise/Spike  |  Click a point to inspect analysis.

Weekly Consumption Report

Weekly consumption needs more fully covered weeks with good readings before it can be shown.
Needs at least 4 reportable weeks, health 85%+, and coverage 65%+.
Sampling SPORADIC
Data Health 100.0%
Bars are shown only for weeks with enough clean coverage. Missing or unreliable weeks are left blank.

Detected Events

Time Type Delta (L)
Apr 05 23:21 TOPUP 1,110
Mar 22 13:21 LOW_LEVEL 291L (25%)
Feb 10 19:21 TOPUP 297
Jan 31 01:21 LOW_LEVEL 324L (25%)

Pipeline Trace

[Pipeline] Starting Pipeline execution...
[StageIngestSnapshot] Loaded 23 snapshot readings.
[StageValidate] Validation complete. Invalidated: 0
[StageDedup] Removed 0 duplicates.
[StageGapAnalysis] Median Interval: 29.0h, Max Gap: 404.0h. Class: SPORADIC
[StageNoise] Applied smoothing to 23 points.
[StageNoise] Applied Monotonic + Stability Filter. Clamped 0 points.
[StageMetrics] Calculated per-point usage rates.
[StageMetrics] Recent Top-up detected. Insufficient data to establish new rate.
[StageMetrics] Health Score: 100% (Good: 23, Fair: 0, Poor: 0)
[StageVisuals] Generated series. Raw: 23, Smooth: 23
[Pipeline] Pipeline completed in 0.78ms

Weekly Consumption Data Used

This table shows the exact weekly windows and start/end smoothed volumes used for the weekly report. Weeks with top-ups, drops, noise, or weak coverage are kept for audit but excluded from the chart values.
Week Week Range Data Used Start (L) End (L) Net Change (L) Consumption (L) Readings Span (days) Max Gap (h) Status Checks
2026-W05 26 Jan - 01 Feb 2026 28 Jan 11:20 - 31 Jan 13:21 337.0 323.5 -13.5 13.5 5 3.1 62.0 INSUFFICIENT Issue: Insufficient Span, Late Week Start, Early Week End
2026-W06 02 Feb - 08 Feb 2026 04 Feb 07:21 - 04 Feb 07:21 296.6 296.6 0.0 0.0 1 0.0 0.0 INSUFFICIENT Issue: Too Few Readings, Insufficient Span, Late Week Start, Early Week End
2026-W07 09 Feb - 15 Feb 2026 09 Feb 15:21 - 15 Feb 08:21 256.1 525.7 269.6 0.0 7 5.7 72.0 INSUFFICIENT Issue: Event In Week
2026-W08 16 Feb - 22 Feb 2026 16 Feb 13:21 - 17 Feb 19:21 512.2 512.2 0.0 0.0 3 1.3 20.0 INSUFFICIENT Issue: Too Few Readings, Insufficient Span, Early Week End
2026-W09 23 Feb - 01 Mar 2026 No usable points - - - - 0 0.0 - INSUFFICIENT Issue: No Readings
2026-W10 02 Mar - 08 Mar 2026 02 Mar 18:21 - 05 Mar 17:21 417.9 390.9 -27.0 27.0 3 3.0 41.0 INSUFFICIENT Issue: Too Few Readings, Insufficient Span, Early Week End
2026-W11 09 Mar - 15 Mar 2026 No usable points - - - - 0 0.0 - INSUFFICIENT Issue: No Readings
2026-W12 16 Mar - 22 Mar 2026 22 Mar 13:21 - 22 Mar 13:21 290.8 290.8 0.0 0.0 1 0.0 0.0 INSUFFICIENT Issue: Too Few Readings, Insufficient Span, Late Week Start
2026-W13 23 Mar - 29 Mar 2026 No usable points - - - - 0 0.0 - INSUFFICIENT Issue: No Readings
2026-W14 30 Mar - 05 Apr 2026 01 Apr 11:21 - 05 Apr 23:21 238.1 1,348.0 1,109.9 0.0 3 4.5 101.0 INSUFFICIENT Issue: Too Few Readings, Insufficient Span, Late Week Start, Event In Week | Warning: Internal Gap Warning

Detailed Reading Analysis

Timestamp Raw (L) Smooth (L) Rate (L/d) Status Decision Speed Health Analysis Log
28/01/2026 11:20:29 337.00 337.00 - Valid Immediate GOOD
• Smoothing: Window [337.00, 337.00, 337.00] -> Median: 337.00
• Usage Rate: No suitable anchor found in 28 days.
28/01/2026 11:21:04 337.00 337.00 - Valid Immediate GOOD
• Smoothing: Window [337.00, 337.00, 323.52] -> Median: 337.00
• Stability Filter: No change in volume.
• Usage Rate: No suitable anchor found in 28 days.
31/01/2026 01:21:04 323.52 323.52 5.2 Threshold Alert Immediate GOOD
• Smoothing: Window [337.00, 323.52, 323.52] -> Median: 323.52
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Event: Tank Level below 25% (323.52L < 337L).
• Usage Rate: 5.2 L/d (Window: 2.6 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
31/01/2026 07:21:04 323.52 323.52 4.8 Valid Immediate GOOD
• Smoothing: Window [323.52, 323.52, 323.52] -> Median: 323.52
• Stability Filter: No change in volume.
• Usage Rate: 4.8 L/d (Window: 2.8 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
31/01/2026 13:21:04 323.52 323.52 4.4 Valid Immediate GOOD
• Smoothing: Window [323.52, 323.52, 296.56] -> Median: 323.52
• Stability Filter: No change in volume.
• Usage Rate: 4.4 L/d (Window: 3.1 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
04/02/2026 07:21:04 296.56 296.56 5.9 Valid Immediate GOOD
• Smoothing: Window [323.52, 296.56, 256.12] -> Median: 296.56
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Usage Rate: 5.9 L/d (Window: 6.8 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
09/02/2026 15:21:04 256.12 256.12 6.6 Valid Immediate GOOD
• Smoothing: Window [296.56, 256.12, 256.12] -> Median: 256.12
• Stability Filter: Accepted drop. Future rise is Real Top-up (Ended 256.1L higher). Drop accepted.
• Usage Rate: 6.6 L/d (Window: 12.2 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
09/02/2026 19:21:04 256.12 256.12 6.6 Valid Immediate GOOD
• Smoothing: Window [256.12, 256.12, 256.12] -> Median: 256.12
• Stability Filter: No change in volume.
• Usage Rate: 6.6 L/d (Window: 12.3 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
10/02/2026 08:21:04 256.12 256.12 6.3 Valid Immediate GOOD
• Smoothing: Window [256.12, 256.12, 256.12] -> Median: 256.12 (Edge Protected)
• Stability Filter: No change in volume.
• Usage Rate: 6.3 L/d (Window: 12.9 days, Lookback: 14d, Anchor: 2026-01-28 11:21:04)
10/02/2026 19:21:04 552.68 552.68 - Top-up Verified (Latency) GOOD
• Smoothing: Window [552.68, 552.68, 552.68] -> Median: 552.68 (Edge Protected)
• Monotonic Logic: Accepted Top-up Rise of 296.6L. Future stepped down gradually (Valid Usage).
• Event Reset: Level recovered above threshold + hysteresis.
11/02/2026 17:21:04 552.68 552.68 - Valid Immediate GOOD
• Smoothing: Window [552.68, 552.68, 525.72] -> Median: 552.68
• Stability Filter: No change in volume.
• Usage Rate: Window too short (0.9d) and hit Topup. Cannot expand.
14/02/2026 17:21:04 525.72 525.72 9.0 Valid Immediate GOOD
• Smoothing: Window [552.68, 525.72, 525.72] -> Median: 525.72
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Usage Rate: 9.0 L/d (Window: 3.0 days, Lookback: 14d, Anchor: 2026-02-11 17:21:04)
15/02/2026 08:21:04 525.72 525.72 7.4 Valid Immediate GOOD
• Smoothing: Window [525.72, 525.72, 512.24] -> Median: 525.72
• Stability Filter: No change in volume.
• Usage Rate: 7.4 L/d (Window: 3.6 days, Lookback: 14d, Anchor: 2026-02-11 17:21:04)
16/02/2026 13:21:04 512.24 512.24 8.4 Valid Immediate GOOD
• Smoothing: Window [525.72, 512.24, 512.24] -> Median: 512.24
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Usage Rate: 8.4 L/d (Window: 4.8 days, Lookback: 14d, Anchor: 2026-02-11 17:21:04)
17/02/2026 09:21:04 512.24 512.24 7.1 Valid Immediate GOOD
• Smoothing: Window [512.24, 512.24, 512.24] -> Median: 512.24
• Stability Filter: No change in volume.
• Usage Rate: 7.1 L/d (Window: 5.7 days, Lookback: 14d, Anchor: 2026-02-11 17:21:04)
17/02/2026 19:21:04 512.24 512.24 6.6 Valid Immediate GOOD
• Smoothing: Window [512.24, 512.24, 417.88] -> Median: 512.24
• Stability Filter: No change in volume.
• Usage Rate: 6.6 L/d (Window: 6.1 days, Lookback: 14d, Anchor: 2026-02-11 17:21:04)
02/03/2026 18:21:04 417.88 417.88 7.3 Valid Immediate GOOD
• Smoothing: Window [512.24, 417.88, 390.92] -> Median: 417.88
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Event Check: Drop of 94.4L over 311.0h. Rate 0.30L/h is safe (<15). Ignored.
• Usage Rate: 7.3 L/d (Window: 13.0 days, Lookback: 14d, Anchor: 2026-02-17 19:21:04)
04/03/2026 11:21:04 390.92 390.92 7.8 Valid Immediate GOOD
• Smoothing: Window [417.88, 390.92, 390.92] -> Median: 390.92
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Usage Rate: 7.8 L/d (Window: 20.8 days, Lookback: 28d, Anchor: 2026-02-11 17:21:04)
05/03/2026 17:21:04 390.92 390.92 9.1 Valid Immediate GOOD
• Smoothing: Window [390.92, 390.92, 290.76] -> Median: 390.92
• Stability Filter: No change in volume.
• Usage Rate: 9.1 L/d (Window: 3.0 days, Lookback: 14d, Anchor: 2026-03-02 18:21:04)
22/03/2026 13:21:04 290.76 290.76 6.4 Threshold Alert Immediate GOOD
• Smoothing: Window [390.92, 290.76, 238.06] -> Median: 290.76
• Stability Filter: Accepted drop. Future confirms drop (No rebound).
• Event Check: Drop of 100.2L over 404.0h. Rate 0.25L/h is safe (<15). Ignored.
• Event: Tank Level below 25% (290.7636L < 337L).
• Usage Rate: 6.4 L/d (Window: 19.8 days, Lookback: 28d, Anchor: 2026-03-02 18:21:04)
01/04/2026 11:21:04 238.06 238.06 5.3 Valid Immediate GOOD
• Smoothing: Window [290.76, 238.06, 238.06] -> Median: 238.06
• Stability Filter: Accepted drop. Future rise is Real Top-up (Ended 1,057.2L higher). Drop accepted.
• Event Check: Drop of 52.7L over 238.0h. Rate 0.22L/h is safe (<15). Ignored.
• Usage Rate: 5.3 L/d (Window: 9.9 days, Lookback: 14d, Anchor: 2026-03-22 13:21:04)
01/04/2026 18:21:04 238.06 238.06 5.2 Valid Immediate GOOD
• Smoothing: Window [238.06, 238.06, 238.06] -> Median: 238.06 (Edge Protected)
• Stability Filter: No change in volume.
• Usage Rate: 5.2 L/d (Window: 10.2 days, Lookback: 14d, Anchor: 2026-03-22 13:21:04)
05/04/2026 23:21:04 1,348.00 1,348.00 - Top-up Verified (Latency) GOOD
• Smoothing: Window [1,348.00, 1,348.00, 1,348.00] -> Median: 1,348.00 (Edge Protected)
• Monotonic Logic: Accepted Top-up Rise of 1,109.9L. Future confirms sustain (End of data).
• Event Reset: Level recovered above threshold + hysteresis.