Reporting Units
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
This web site provides query access to over 200 million monitoring records originally reported to EPA via the Legacy STORET System.
Code | Name |
---|---|
A | mg/l |
B | ug/l |
C | mg/kg (ug/g) |
D | ug/kg |
E | #/100 ml (no./100 ml) (cells/100 ml) |
F | #/ml (no./ml) (cells/ml) |
G | #/liter (cell/liter) |
H | degrees C |
I | distance |
J | degrees F |
K | CFS |
L | gpm, gpd, or mgd |
M | pc/l |
N | MPN |
O | %, percent |
P | no units, code, ratio, etc. |
Q | time: day, mo, yr, sec, min, hr |
R | mmHg |
S | pH |
T | pc/gm |
U | no/sq ft |
V | #/day (lb/day), lb/yr |
W | #/effort |
X | production: ton, ton/day Kg/1000gal |
Y | wt. measurement |
Z | "catch all" |