HomeMy WebLinkAbout05/27/2010ENGINEERED
SOLUTIONS
LAND
STRUCTURES
WATER
June 2, 2010
Mr. Scott A. Russell, Supervisor
Town of Southold
Town Hall
P.O. Box 1179
53095 Route 25
Southold, New York 11971
Discharge Monitoring Report
Fishers Island New York Wastewater Systems
NYS-SPDES DMR N.Y. 0.199214
DTC Project No. 10-189-100
Dear Mr. Russell:
In conformance with our contract, we are pleased to submit the Discharge Monitoring Report for the
Fishers Island Wastewater Disposal Systems. The sludge depths for the septic systems 001,002 and 003
as shown in Table 1, and the estimated wastewater flow rates for systems 001,002, and 003 based on
flow monitoring are shown in Table 2.
We are sending copies to Justice Louisa Evans, as well as the listed State and County officials for their
records.
Sincerely,
DIVERSIFIED TECHNOLOGY CONSULTANTS
Murali Atlum, Ph.D., P.E.
Chairman and Chief Executive Officer
Michael A. Home, M.S., P.E.
Enclosures: Table 1 and Table 2
Sg,¢i ii ': C ,: SOi ~qCE
cc with enclosures:
Justice Louisa Evans, Esquire
Mr. Dilip Banerjec, Dep~uh,ent of Conservation, Region 1
N. G. Kaul, Director, DEC
Mr. Isador Doroski, Suffolk County Department of Health Services
P52010\10189-Fishers lsland\documentsW, eports\06-02-10 Russell Discharge Monitoring Report.doc
2321 WHITNEY AVENUE HAMDEN CENTER II HAMDEN CT 06518
203 239 4200 PH 203 234 7376 FAX
West Tank
Middle Tank
East Tank
FISHER'S ISLAND WASTEWTER SYSTEM
FACILITY ID NUMBER- NEW YORK 0.199214
TABLE 1
SHOWING SEPTIC TANK CONDITIONS FOR
SYSTEMS 001,002 AND 003
May 27, 2010
System Description
(001) Community Septic System
3 10,000 Gallon Concrete
Septic Tanks 12 Feet High,
10 Feet Liquid Level Depth,
20 Feet 6 Inches Long
Septage Conditions
Inlet Compartment
Outlet Compartment
Inlet Compartment
Outlet Compartment
Inlet Compartment
Outlet Compartment
Thin Scum Layer
Negligible Scum
Thin Scum Layer
Thin Scum Layer
Thin Scum Layer
No Scum
27" Deep Septage
13 1/2" Deep Septage
13 1/2" Deep Septage
22 1/2" Septage
11 1/2" Deep Septage
13 1/2" Septage
(002) Cinema Septic System
1 1,500 Gallon Concrete
Septic Tank 7 Feet High
10 Feet 6 Inches Long, 5 Feet 4 Inches Liquid Depth
Septage Conditions
Inlet Compartment
Outlet Compm h~ent
No Flow in System
Thin Scum Layer
l' Scum
7" q- Deep Septage
1" ± Deep Septage
(003) Three Cottages Septic System
1 2,000 Gallon Concrete
Septic Tank 7 Feet High,
11 Feet Long, 5 Feet 4 Inches Liquid Depth
Inlet Compar~nent
Outlet Compartment
6" Scum/Debris
2" Scum/Debris
23" Deep Septage
19" Deep Septage
TABLE 2
ESTIMATED WASTEWATER FLOWS
(SEWAGE ONLY)
SEPTIC SYSTEM
001
SEASON
Summer
Winter
FLOW (AVERAGE
GALLONS/DAY)
9,488 gpd
3,938 gpd
002
003
Summer
Winter
Summer
Winter
700 gpd
7gpd
550 gpd
250 glad
ESTIMATED TOTAL FLOWS
(INCLUDING EXTRANEOUS FLOWS)
001
Summer
Winter
16,688 gpd
7,688 gpd
O02
Summer
Winter
700 gpd
7 gpd
003
Summer
Winter
55O gpd
250 gpd