I need to calculate the discharge results for the following dates:

April 4 2:52 mins 1.55 meters
5 2:40 1.63m
6 2:06 1.7m
11 1:17 1.86m
12 :59 1.82m
13 1:10 1.8m

Please help me.

For April 4, is that 2.52 minutes or 2 hours and 52 minutes?

It is 2 minutes a 52 seconds.

2 minutes, 52 seconds = 2.86667 minutes

1.55/2.86667 = 0.54 meters per minute

Do the others the same way.

To calculate the discharge results for the given dates, we first need to determine the time intervals between each measurement. Once we have that information, we can use the formula for discharge rate (Q) which is:

Q = Volume / Time

where Volume represents the change in water level and Time represents the time interval.

Let's calculate the time intervals first:

April 5 - April 4: 2 hours and 40 minutes - 2 hours and 52 minutes
April 6 - April 5: 2 hours and 6 minutes - 2 hours and 40 minutes
April 11 - April 6: 1 hour and 17 minutes - 2 hours and 6 minutes
April 12 - April 11: 59 minutes - 1 hour and 17 minutes
April 13 - April 12: 1 hour and 10 minutes - 59 minutes

Now, let's calculate the discharge rates using the formula mentioned earlier:

April 5: Discharge rate = (1.63m - 1.55m) / (2 hours and 40 minutes - 2 hours and 52 minutes)
April 6: Discharge rate = (1.7m - 1.63m) / (2 hours and 6 minutes - 2 hours and 40 minutes)
April 11: Discharge rate = (1.86m - 1.7m) / (1 hour and 17 minutes - 2 hours and 6 minutes)
April 12: Discharge rate = (1.82m - 1.86m) / (59 minutes - 1 hour and 17 minutes)
April 13: Discharge rate = (1.8m - 1.82m) / (1 hour and 10 minutes - 59 minutes)

By plugging in the values, you can calculate the discharge rates for each date.