Wellbore Genius
Auto-RTA Surveillance
Seed-free rolling Arps refits. Each cycle compares qi/Di/b vs the prior fit and emits a drift alert.
Run configuration
Stream length
160 samples
Cycles (31) first alert at cycle #3
| # | t_end [d] | n | qi | Di [1/mo] | b | Δqi | ΔDi | Δb | Alert |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 60 | 21 | 26320.9 | 1.0000 | 0.00 | — | — | — | ok |
| 2 | 74 | 20 | 24857.9 | 1.0000 | 0.00 | -5.6% | 0.0% | 0.00 | ok |
| 3 | 88 | 20 | 23456.1 | 1.0000 | 0.20 | -5.6% | 0.0% | 0.20 | regime break |
| 4 | 102 | 21 | 22424.8 | 1.0000 | 0.00 | -4.4% | 0.0% | -0.20 | regime break |
| 5 | 116 | 20 | 21210.6 | 1.0000 | 0.60 | -5.4% | 0.0% | 0.60 | regime break |
| 6 | 130 | 20 | 20084.2 | 1.0000 | 1.00 | -5.3% | 0.0% | 0.40 | regime break |
| 7 | 144 | 21 | 19262.4 | 1.0000 | 0.80 | -4.1% | 0.0% | -0.20 | regime break |
| 8 | 158 | 20 | 18309.6 | 1.0000 | 1.20 | -4.9% | 0.0% | 0.40 | regime break |
| 9 | 172 | 20 | 17431.1 | 1.0000 | 1.20 | -4.8% | 0.0% | 0.00 | ok |
| 10 | 186 | 21 | 16751.4 | 1.0000 | 1.20 | -3.9% | 0.0% | 0.00 | ok |
| 11 | 200 | 20 | 15849.6 | 0.8000 | 0.00 | -5.4% | -20.0% | -1.20 | regime break |
| 12 | 214 | 20 | 15137.4 | 0.8000 | 0.00 | -4.5% | 0.0% | 0.00 | ok |
| 13 | 228 | 21 | 14583.5 | 0.8000 | 0.00 | -3.7% | 0.0% | 0.00 | ok |
| 14 | 242 | 20 | 14272.8 | 1.5000 | 0.80 | -2.1% | 87.5% | 0.80 | regime break |
| 15 | 256 | 20 | 13046.1 | 2.0000 | 0.00 | -8.6% | 33.3% | -0.80 | regime break |
| 16 | 270 | 21 | 12000.4 | 2.0000 | 0.00 | -8.0% | 0.0% | 0.00 | ok |
| 17 | 284 | 20 | 10628.9 | 2.0000 | 0.00 | -11.4% | 0.0% | 0.00 | ok |
| 18 | 298 | 20 | 8148.7 | 1.0000 | 0.80 | -23.3% | -50.0% | 0.80 | regime break |
| 19 | 312 | 21 | 7809.4 | 1.0000 | 0.60 | -4.2% | 0.0% | -0.20 | ok |
| 20 | 326 | 20 | 7409.8 | 1.0000 | 1.20 | -5.1% | 0.0% | 0.60 | regime break |
| 21 | 340 | 20 | 7048.2 | 1.0000 | 1.20 | -4.9% | 0.0% | 0.00 | ok |
| 22 | 354 | 21 | 6768.7 | 1.0000 | 1.20 | -4.0% | 0.0% | 0.00 | ok |
| 23 | 368 | 20 | 6460.8 | 1.0000 | 1.20 | -4.5% | 0.0% | 0.00 | ok |
| 24 | 382 | 20 | 6107.1 | 0.8000 | 0.00 | -5.5% | -20.0% | -1.20 | regime break |
| 25 | 396 | 21 | 5880.1 | 0.8000 | 0.00 | -3.7% | 0.0% | 0.00 | ok |
| 26 | 410 | 20 | 5622.1 | 0.8000 | 0.40 | -4.4% | 0.0% | 0.40 | regime break |
| 27 | 424 | 20 | 5377.5 | 0.8000 | 0.60 | -4.4% | 0.0% | 0.20 | ok |
| 28 | 438 | 21 | 5195.9 | 0.8000 | 0.20 | -3.4% | 0.0% | -0.40 | b drift |
| 29 | 452 | 20 | 4972.2 | 0.8000 | 1.20 | -4.3% | 0.0% | 1.00 | regime break |
| 30 | 466 | 20 | 4771.0 | 0.8000 | 1.20 | -4.0% | 0.0% | 0.00 | ok |
| 31 | 477 | 21 | 4653.4 | 0.8000 | 1.00 | -2.5% | 0.0% | -0.20 | ok |