| Gauge | Location | Date/Time | Actual Level (m) | Diff from c.d. (m) | 7-day Trend |
|---|---|---|---|---|---|
| SLBL | ST. LAMBERT LOCK LOWER WALL | 07/27 04:34 | 6.27 | +0.92 | View Details |
| SLBU | ST. LAMBERT LOCK UPPER WALL | 07/27 04:34 | 11.59 | +0.93 | View Details |
| CSCL | COTE STE. CATHERINE LOCK LOWER WALL | 07/27 04:34 | 11.68 | +1.02 | View Details |
| CSCU | COTE STE. CATHERINE LOCK UPPER WALL | 07/27 04:34 | 21.33 | +1.04 | View Details |
| W-SSC | WATER LEVEL ABOVE CPR BRIDGE | 07/27 04:34 | 21.37 | +1.08 | View Details |
| BO3L | LOCK 3 BEAUHARNOIS LOWER WALL | 07/27 04:34 | 21.47 | +0.97 | View Details |
| W-BOH | BOH POOL LEVEL | 07/27 04:34 | 33.89 | +0.84 | View Details |
| BO4U | LOCK 4 BEAUHARNOIS UPPER WALL | 07/27 04:34 | 45.70 | +1.04 | View Details |
| W-SLU | WATER LEVEL ST. LOUIS BRIDGE | 07/27 04:34 | 45.82 | +0.64 | View Details |
| W-VAL | VALLEYFIELD LEVEL | 07/27 04:34 | 46.24 | +0.57 | View Details |
| CTL | CÔTEAU LANDING | 07/27 04:34 | 46.44 | +0.43 | View Details |
| SMT | SUMMERSTOWN | 07/27 04:34 | 46.71 | +0.47 | View Details |
| SNLL | SNELL LOCK LOWER WALL | 07/27 04:34 | 47.57 | +0.97 | View Details |
| W-SNLU | UPPER SNELL LEVEL | 07/27 04:34 | 60.77 | +0.32 | View Details |
| IKEU | EISENHOWER LOCK UPPER WALL | 07/27 04:34 | 73.28 | +0.78 | View Details |
| W-MOR | MORRISBURG LEVEL | 07/27 04:34 | 73.52 | +0.66 | View Details |
| IROL | IROQUOIS LOCK LOWER WALL | 07/27 04:34 | 73.76 | +0.58 | View Details |
| IROU | IROQUOIS LOCK UPPER WALL | 07/27 04:34 | 73.89 | +0.65 | View Details |
| W-CAR | CARDINAL LEVEL | 07/27 04:34 | 74.05 | +0.55 | View Details |
| OGD | OGDENSBURG N.Y. | 07/27 04:34 | 74.61 | +0.73 | View Details |
| KGN | KINGSTON | 07/27 04:34 | 74.97 | +0.77 | View Details |
Notes: