Water System Supply and Demand
*Maximum available water supply: C/A WTP Maximum Sustainable Operating Capacity is 24.00 MGD, Raleigh Maximum Water Purchase of 4.5 MGD, **Maximum water capability from Durham through Davis Drive pump station is 4.2 MGD (at normal operating pressures), Apex purchase from Raleigh is 0.23 MGD, and Wake Co. RTP purchase from Raleigh is 0.5 MGD. The maximum available supply from C/A WTP has been increased to 24.00 MGD due to recently completed facility expansion and improvements.
** Cary's Durham water purchase is contractually 3.5 MGD, with a variance of 80% to 120% (or 2.8 MGD to 4.2 MGD). Morrisville's water purchase which comes through the Cary system is contractually 1.5 MGD, with a variance of 80% to 120% (or 1.2 MGD to 1.8 MGD).
*** Rainfall data is from the Raleigh Durham Airport vicinity and does not reflect local isolated showers. "T" stands for trace and is not measurable.
This site is updated daily by noon for the prior days demand. Click for Year 2000 Data Year 2002 Data
SYSTEM DEMAND |
SYSTEM SUPPLY |
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Date |
C/A WTP Production MGD |
Raleigh Water Purchase MGD |
Durham Water Purchase MGD |
Total System Demand MGD |
*Maximum Available Water Supply MGD |
Rainfall Data Inches |
31-Dec-01 |
10.470 | 0 | 0 | 10.470 |
33.43 |
0 |
30-Dec-01 |
11.480 | 0 | 0 | 11.480 |
33.43 |
0 |
29-Dec-01 |
9.410 | 0 | 0 | 9.410 |
33.43 |
0 |
28-Dec-01 |
10.660 | 0 | 0 | 10.660 |
33.43 |
0 |
27-Dec-01 |
11.170 | 0 | 0 | 11.170 |
33.43 |
0 |
26-Dec-01 |
11.320 | 0 | 0 | 11.320 |
33.43 |
0 |
25-Dec-01 |
9.510 | 0 | 0 | 9.510 |
33.43 |
0 |
24-Dec-01 |
10.11 | 0 | 0 | 10.11 |
33.43 |
0.16 |
23-Dec-01 |
11.95 | 0 | 0 | 11.95 |
33.43 |
T |
22-Dec-01 |
11.400 | 0 | 0 | 11.400 |
33.43 |
0 |
21-Dec-01 |
13.437 | 0 | 0 | 13.437 |
33.43 |
0 |
20-Dec-01 |
12.140 | 0 | 0 | 12.140 |
33.43 |
0 |
19-Dec-01 |
11.910 | 0 | 0 | 11.910 |
33.43 |
0 |
18-Dec-01 |
12.120 | 0 | 0 | 12.120 |
33.43 |
0 |
17-Dec-01 |
16.291 | 0 | 0 | 16.291 |
33.43 |
0.39 |
16-Dec-01 |
11.690 | 0 | 0 | 11.690 |
33.43 |
0 |
15-Dec-01 |
12.390 | 0 | 0 | 12.390 |
33.43 |
0 |
14-Dec-01 |
11.740 | 0 | 0 | 11.740 |
33.43 |
0 |
13-Dec-01 |
12.250 | 0 | 0 | 12.250 |
33.43 |
0.01 |
12-Dec-01 |
11.570 | 0 | 0 | 11.570 |
33.43 |
0.01 |
11-Dec-01 |
11.340 | 0 | 0 | 11.340 |
33.43 |
0.71 |
10-Dec-01 |
12.110 | 0 | 0 | 12.110 |
33.43 |
0.11 |
09-Dec-01 |
12.810 | 0 | 0 | 12.810 |
33.43 |
0 |
08-Dec-01 |
13.790 | 0 | 0 | 13.790 |
33.43 |
0 |
07-Dec-01 |
13.460 | 0 | 0 | 13.460 |
33.43 |
0 |
06-Dec-01 |
13.110 | 0 | 0 | 13.110 |
33.43 |
0 |
05-Dec-01 |
13.510 | 0 | 0 | 13.510 |
33.43 |
0 |
04-Dec-01 |
12.730 | 0 | 0 | 12.730 |
33.43 |
0 |
03-Dec-01 |
12.630 | 0 | 0 | 12.630 |
33.43 |
0 |
02-Dec-01 |
10.240 | 4.5 | 0 | 14.740 |
33.43 |
0 |
01-Dec-01 |
8.260 | 4.5 | 0 | 12.760 |
33.43 |
0 |
30-Nov-01 |
9.470 | 4.5 | 0 | 13.970 |
33.43 |
0 |
29-Nov-01 |
9.440 | 4.5 | 0 | 13.9400 |
33.43 |
0 |
28-Nov-01 |
13.250 | 4.5 | 0 | 17.750 |
33.43 |
0 |
27-Nov-01 |
11.810 | 3.485 | 0 | 15.366 |
33.43 |
0 |
26-Nov-01 |
9.080 | 4.5 | 0.403 | 13.983 |
33.43 |
0 |
25-Nov-01 |
3.440 | 4.5 | 3.775 | 11.715 |
33.43 |
0.12 |
24-Nov-01 |
2.520 | 4.5 | 3.880 | 10.900 |
33.43 |
0.37 |
23-Nov-01 |
3.040 | 4.5 | 3.866 | 11.406 |
33.43 |
T |
22-Nov-01 |
5.110 | 4.5 | 4.006 | 13.616 |
33.43 |
0 |
21-Nov-01 |
4.700 | 4.5 | 3.852 | 13.052 |
33.43 |
0 |
20-Nov-01 |
5.460 | 4.5 | 3.816 | 13.776 |
33.43 |
0 |
19-Nov-01 |
5.610 | 4.5 | 3.790 | 13.900 |
33.43 |
0 |
18-Nov-01 |
11.760 | 0 | 3.795 | 15.555 |
33.43 |
0 |
17-Nov-01 |
7.920 | 4.5 | 3.713 | 16.133 |
33.43 |
0 |
16-Nov-01 |
6.570 | 4.5 | 3.837 | 14.907 |
33.43 |
0 |
15-Nov-01 |
6.950 | 4.5 | 3.826 | 15.276 |
33.43 |
0 |
14-Nov-01 |
7.700 | 4.5 | 3.787 | 15.987 |
33.43 |
0 |
13-Nov-01 |
3.900 | 4.5 | 3.912 | 12.312 |
33.43 |
0 |
12-Nov-01 |
3.690 | 4.5 | 3.851 | 12.041 |
33.43 |
0 |
11-Nov-01 |
8.420 | 4.5 | 3.759 | 16.679 |
33.43 |
0 |
10-Nov-01 |
6.830 | 4.5 | 3.901 | 15.231 |
33.43 |
0 |
09-Nov-01 |
5.650 | 4.5 | 3.814 | 13.964 |
33.43 |
0 |
08-Nov-01 |
5.570 | 4.5 | 3.801 | 13.871 |
33.43 |
0 |
07-Nov-01 |
4.720 | 4.5 | 3.882 | 13.102 |
33.43 |
0 |
06-Nov-01 |
6.710 | 4.5 | 3.891 | 15.101 |
33.43 |
0 |
05-Nov-01 |
5.920 | 4.5 | 3.763 | 14.183 |
33.43 |
0 |
04-Nov-01 |
11.510 | 4.5 | 3.705 | 19.715 |
33.43 |
0 |
03-Nov-01 |
9.600 | 4.5 | 2.531 | 16.631 |
33.43 |
0 |
02-Nov-01 |
6.670 | 4.5 | 3.809 | 14.979 |
33.43 |
0 |
01-Nov-01 |
6.125 | 4.5 | 3.837 | 14.462 |
33.43 |
0 |
31-Oct-01 |
5.644 | 5.23 | 3.821 | 14.695 |
33.43 |
0 |
30-Oct-01 |
5.060 | 5.23 | 3.853 | 14.143 |
33.43 |
0 |
29-Oct-01 |
3.130 | 5.23 | 3.941 | 12.301 |
33.43 |
0 |
28-Oct-01 |
6.820 | 5.23 | 3.870 | 15.920 |
33.43 |
0 |
27-Oct-01 |
5.799 | 5.23 | 4.004 | 15.033 |
33.43 |
0 |
26-Oct-01 |
11.047 | 5.23 | 3.710 | 19.987 |
33.43 |
0 |
25-Oct-01 |
7.387 | 5.23 | 3.827 | 16.435 |
33.43 |
0.02 |
24-Oct-01 |
8.433 | 5.23 | 3.725 | 17.388 |
33.43 |
0 |
23-Oct-01 |
7.931 | 5.23 | 3.726 | 16.887 |
33.43 |
0 |
22-Oct-01 |
6.474 | 5.23 | 3.787 | 15.491 |
33.43 |
0 |
21-Oct-01 |
12.639 | 5.23 | 2.687 | 20.556 |
33.43 |
0 |
20-Oct-01 |
8.590 | 5.23 | 2.075 | 15.895 |
33.43 |
0 |
19-Oct-01 |
7.421 | 5.23 | 3.857 | 16.508 |
33.43 |
0 |
18-Oct-01 |
5.835 | 5.23 | 3.891 | 14.956 |
33.43 |
0 |
17-Oct-01 |
6.408 | 5.23 | 3.812 | 15.450 |
33.43 |
0 |
16-Oct-01 |
5.871 | 5.23 | 3.920 | 15.021 |
33.43 |
0 |
15-Oct-01 |
8.956 | 5.23 | 3.930 | 18.116 |
33.43 |
0 |
14-Oct-01 |
6.450 | 5.23 | 3.764 | 15.444 |
33.43 |
1.40 |
13-Oct-01 |
8.575 | 5.23 | 3.874 | 17.679 |
33.43 |
0 |
12-Oct-01 |
7.550 | 5.23 | 3.899 | 16.679 |
33.43 |
0 |
11-Oct-01 |
8.575 | 5.23 | 3.707 | 17.512 |
33.43 |
0 |
10-Oct-01 |
7.976 | 5.23 | 3.906 | 17.112 |
33.43 |
0 |
09-Oct-01 |
6.454 | 5.23 | 3.917 | 15.601 |
33.43 |
0 |
08-Oct-01 |
5.877 | 5.23 | 3.818 | 14.925 |
33.43 |
0 |
07-Oct-01 |
4.604 | 5.23 | 3.931 | 13.765 |
33.43 |
0 |
06-Oct-01 |
5.616 | 5.23 | 3.917 | 14.763 |
33.43 |
0.44 |
05-Oct-01 |
8.795 | 5.23 | 3.820 | 17.845 |
33.43 |
0 |
04-Oct-01 |
11.586 | 5.23 | 2.311 | 19.397 |
33.43 |
0 |
03-Oct-01 |
9.911 | 5.23 | 2.667 | 17.808 |
33.43 |
0 |
02-Oct-01 |
8.161 | 5.23 | 3.931 | 17.322 |
33.43 |
0 |
01-Oct-01 |
6.034 | 5.23 | 3.945 | 15.209 |
33.43 |
0 |
30-Sept-01 |
8.409 | 5.23 | 3.885 | 17.524 |
33.43 |
0 |
29-Sept-01 |
8.090 | 4.024 | 3.929 | 16.043 |
33.43 |
0 |
28-Sept-01 |
6.331 | 5.23 | 3.964 | 15.525 |
33.43 |
0 |
27-Sept-01 |
7.033 | 5.23 | 3.845 | 16.108 |
33.43 |
0 |
26-Sept-01 |
5.262 | 5.23 | 4.077 | 14.569 |
33.43 |
0 |
25-Sept-01 |
3.783 | 5.23 | 3.838 | 12.851 |
33.43 |
0.05 |
24-Sept-01 |
4.827 | 5.23 | 3.865 | 13.922 |
33.43 |
0.50 |
23-Sept-01 |
7.954 | 5.23 | 3.921 | 17.105 |
33.43 |
0 |
22-Sept-01 |
8.145 | 5.23 | 3.856 | 17.231 |
33.43 |
0.01 |
21-Sept-01 |
7.446 | 5.23 | 3.763 | 16.439 |
33.43 |
0 |
20-Sept-01 |
6.467 | 5.23 | 3.787 | 15.484 |
33.43 |
0.06 |
19-Sept-01 |
9.588 | 5.23 | 3.743 | 18.561 |
33.43 |
0 |
18-Sept-01 |
9.079 | 4.301 | 3.769 | 17.149 |
33.43 |
0 |
17-Sept-01 |
7.474 | 5.23 | 3.792 | 16.496 |
33.43 |
0 |
16-Sept-01 |
9.734 | 5.23 | 3.718 | 18.682 |
33.43 |
0 |
15-Sept-01 |
7.791 | 5.23 | 3.844 | 16.865 |
33.43 |
0 |
14-Sept-01 |
6.673 | 5.23 | 3.927 | 15.830 |
33.43 |
0 |
13-Sept-01 |
6.884 | 5.23 | 3.785 | 15.899 |
33.43 |
0 |
12-Sept-01 |
7.841 | 5.23 | 3.834 | 16.905 |
33.43 |
0 |
11-Sept-01 |
6.107 | 5.23 | 3.881 | 15.218 |
33.43 |
0 |
10-Sept-01 |
5.252 | 5.23 | 3.785 | 14.267 |
33.43 |
0 |
09-Sept-01 |
6.622 | 5.23 | 3.833 | 15.685 |
33.43 |
0.01 |
08-Sept-01 |
7.182 | 5.23 | 3.876 | 16.288 |
33.43 |
0 |
07-Sept-01 |
6.841 | 5.23 | 3.769 | 15.840 |
33.43 |
0 |
06-Sept-01 |
5.410 | 5.23 | 3.854 | 14.494 |
33.43 |
0 |
05-Sept-01 |
5.133 | 5.23 | 3.850 | 14.213 |
33.43 |
0 |
04-Sept-01 |
5.020 | 5.23 | 3.824 | 14.074 |
33.43 |
0.04 |
03-Sept-01 |
4.849 | 5.23 | 3.862 | 13.941 |
33.43 |
0.02 |
02-Sept-01 |
3.070 | 5.23 | 3.884 | 12.184 |
33.43 |
0 |
01-Sept-01 |
3.317 | 5.23 | 3.941 | 12.488 |
33.43 |
0.15 |
31-Aug-01 |
3.842 | 5.23 | 3.797 | 12.869 |
24.93 |
0.09 |
30-Aug-01 |
5.521 | 5.23 | 4.022 | 14.773 |
24.93 |
0.83 |
29-Aug-01 |
5.893 | 5.23 | 4.067 | 15.190 |
24.93 |
0.51 |
28-Aug-01 |
5.608 | 5.23 | 4.020 | 14.858 |
24.93 |
0.06 |
27-Aug-01 |
5.726 | 5.23 | 3.965 | 14.921 |
24.93 |
0.02 |
26-Aug-01 |
7.021 | 5.23 | 4.101 | 16.352 |
24.93 |
T |
25-Aug-01 |
6.234 | 5.23 | 4.019 | 15.483 |
24.93 |
0 |
24-Aug-01 |
5.167 | 5.23 | 3.984 | 14.381 |
24.93 |
0.23 |
23-Aug-01 |
6.871 | 5.23 | 3.942 | 16.043 |
24.93 |
0 |
22-Aug-01 |
6.843 | 5.23 | 4.123 | 16.196 |
24.93 |
0 |
21-Aug-01 |
5.112 | 5.23 | 4.023 | 14.365 |
24.93 |
T |
20-Aug-01 |
4.621 | 5.23 | 4.160 | 14.011 |
24.93 |
0.20 |
19-Aug-01 |
4.825 | 5.23 | 4.079 | 14.134 |
24.93 |
0 |
18-Aug-01 |
4.903 | 5.23 | 4.055 | 14.188 |
24.93 |
0.110 |
17-Aug-01 |
9.479 | 5.23 | 4.092 | 18.801 |
24.93 |
0 |
16-Aug-01 |
8.831 | 5.23 | 0.272 | 14.333 |
24.93 |
0 |
15-Aug-01 |
6.780 | 5.23 | 3.780 | 15.790 |
24.93 |
0 |
14-Aug-01 |
5.479 | 5.23 | 3.925 | 14.634 |
24.93 |
0.35 |
13-Aug-01 |
5.357 | 5.23 | 3.876 | 14.463 |
24.93 |
0.22 |
12-Aug-01 |
5.644 | 5.23 | 4.101 | 14.975 |
24.93 |
0.07 |
11-Aug-01 |
6.056 | 5.23 | 4.007 | 15.293 |
24.93 |
2.13 R |
10-Aug-01 |
8.802 | 5.23 | 4.083 | 18.115 |
24.93 |
0.28 |
09-Aug-01 |
11.551 | 5.23 | 4.052 | 20.833 |
24.93 |
0 |
08-Aug-01 |
12.721 | 5.23 | 4.040 | 21.991 |
24.93 |
0 |
07-Aug-01 |
10.991 | 5.23 | 3.765 | 19.986 |
24.93 |
0 |
06-Aug-01 |
8.229 | 5.23 | 3.227 | 16.686 |
24.93 |
0 |
05-Aug-01 |
9.031 | 5.23 | 3.262 | 17.523 |
24.93 |
|