Loading rate worksheet

washwater characteristics

inflow

avg. TKN (mg/L-filtered)

28.33

PO4 (mg/L)

10.56

total filtered solids (mg/L)

20989

DOC (mg/L)

355

BOD (mg/L)

295

WW inflow rate to system(gal/week)

6

inflow rate to each system(l/week)

22.71

inflow

mg/wk

mg/day

avg. TKN (mg/L-filtered)

643.4

91.9

PO4 (mg/L)

239.8

34.3

total filtered solids (mg/L)

476660.2

68094.3

DOC (mg/L)

8062.1

1151.7

BOD (mg/L)

6699.5

957.1

assume flow

0.5

 gal/min

1.8925

l/min

LAB

VERMONT

LAB

VERMONT

LAB

VERMONT

TKN

TKN

PO4

PO4

BOD

CBOD

volume

HRT

loading

loading

loading

loading

loading

loading

tank

(gal)

 (hrs)

mg/gal/day

mg/gal/day

mg/gal/day

mg/gal/day

mg/gal/day

mg/gal/day

anerobic (1/3 rocks)

40

1.3

2.3

273.6

0.9

60.8

23.9

2330.9

clarifier

60

2.0

1.5

617.7

0.6

137.3

16.0

5262.1

aerobic

60

2.0

1.5

273.6

0.6

60.8

16.0

2330.9

total aerobic

120

4.0

0.8

54.7

0.3

12.2

8.0

466.2

wetland(pair)

120

4.0

0.8

0.3

8.0