61 
i/l-day day 
riteria 
re higher 
-day mean 
Deep- 
Channel 
ous minimuir 
7-day mean c 
nt may requi 
data than 30 
Deep- 
Water 
X 
Instantane 
mean/ 
assessme 
frequency 
Open- 
Water 
X 
X 
X 
. « « 
« - 
■? « 73 
— u c 
g .2 2 
- - p 
Deep- 
Channel 
X 
X 
3 ■■ 
£ +s ^ 
= w -o 
£ = © 
3 c ex 
o = 3 
£ S*| 
1 -o 
3 1". a> 
8 M 
+* C t*i 
» 8 41 
= a> £ 
mm e 5/5 
£ 3 
Deep- 
Water 
X 
X 
Open- 
Water 
X 
X 
X 
N/D 
X 
X 
X 
X 
X 
Q/N 
X 
X 
X 
N/D 
X 
X 
X 
N/D 
X 
X 
Chesapeake Bay Program Segment 
Segment 
Code 
WBEMH 
SBEMH 
EBEMH 
LAFMH 
ELIPH 
LYNPH 
NORTF 
C&DOH 
BOHOH 
ELKOH 
HOSVS 
CHSTF 
CHSOH 
CHSMH 
EASMH 
CHOTF 
CHOOH 
CHOMH2 
CHOMH1 
LCHMH 
HNGMH 
FSBMH 
NANTF 
Segment Name 
Western Branch Elizabeth River 
Southern Branch Elizabeth River 
Eastern Branch Elizabeth River 
Lafayette River 
Mouth to mid-Elizabeth River 
Lynnhaven River 
Northeast River 
C&D Canal 
Bohemia River 
Elk River 
Sassafras River 
Upper Chester River 
Middle Chester River 
Lower Chester River 
Eastern Bay 
Upper Choptank River 
Middle Choptank River 
Lower Choptank River 
Mouth of the Choptank River 
Little Choptank River 
Honga River 
Fishing Bay 
Upper Nanticoke River 
chapter v 
Guidance for Attainment Assessment of Instantaneous Minimum and 7-Day Mean Dissolved Oxygen Criteria 
continued 
