Home : EPA Unit of measurement codes
Q13513 - INFO: EPA Unit of measurement codes

EPA Unit of measure codes - these are the valid values for reporting on NetDMR Units fields.  (Also applicable to the printed NPDES DMR Report).

Unit Code Short Description Long Description
00 bbl/mo  Barrels per Month
01 kg/d  Kilograms per Day
02 kg/kgal  Kilograms per 1000 Gallons
03 Mgal/d  Million Gallons per Day
04 deg C  Degrees Centigrade
05 MBTU/hr  Million BTUs per Hour
06 MBTU/d  Million BTUs per Day
07 gal/d  Gallons per Day
08 ft3/sec  Cubic Feet per Second
09 JTU  Jackson Turbidity (Candle) Unit
10 col unit (pc)  Color - Platinum Cobalt Unit
11 uS/cm  Conductance-Micromhos per cm
12 SU  Standard Units
13 #/100mL  Number per 100 Milliliters T
14 min  Minutes
15 deg F  Degrees Fahrenheit
16 m3/d  Cubic Meters per Day
17 pCi/L  Picocuries per Liter
18 ct/L  Counts per Liter T
19 mg/L  Milligrams per Liter
1A dir deg N  Direction
1B cP  Centipoises
1C #/mL  Number per Milliliter T
1D cm  Centimeters
1E col unit  Color - Admi Units
1H 10lb/yr  10 Pounds per Year
1K Fib/L  Fibers per Liter
1L mg/kg  Micrograms per Kilogram
1N bbl  Barrels
1P Fib/mL  Fibers per Milliliter
1Q time  Time (HHMM)
1R lb/kgal  Pounds per 1000 Gallons
1S c  Cycles
1T bbl/d  Barrels per Day
1U Ratio  Ratio
1V BTU/sec  BTUs per Second
1W kg/mo  Kilograms per Month
1X gal/hr  Gallons per Hour
1Y lb/hlb  Pounds per 100 Pounds
1Z pCi/mL  Picocuries per Milliliter
20 ppm  Parts per Million
21 ppb  Parts per Billion
22 ppt  Parts per Trillion
23 %  Percent
25 mL/L  Milliliters per Liter
26 lb/d  Pounds per Day
27 ft  Feet
28 ug/L  Micrograms per Liter
29 lbf/in  Pounds per Square Inch
2A Mgal/yr  Million Gallons per Year
2B in/hr  Inches per Hour
2C kg/kkg  Kilograms per 1000 Kilograms
2D in/d  Inches per Day
2E mOsm/kg  Milliosmols per Kilogram
2F tox acute  Acute Toxicity
2G tox chronic  Chronic Toxicity
2H Ci/d  Curies per Day
2I % mortality  Percent Mortality
2J kg/hr  Kilograms per Hour
2K lb/min  Pounds per Minute
2L kgal/d  1000 Gallons per Day
2M % sample comp  Percent Samples In Compliance
2N ton/d  Tons per Day
2P lb/Mgal  Pounds per Million Gallons
2Q mg/d  Milligrams per Day
2R lb/hr  Pounds per Hour
2S ppq  Parts per Quadrillion
2T % survival  Percent Survival
2U ug/d  Micrograms per Day
2V mEq/100g  Milliequivalants per 100 Gram Soil
2W m3/hr  Cubic Meters per Hour
2X m3/min  Cubic Meters per Minute
2Y m3/sec  Cubic Meters per Second
2Z m3/wk  Cubic Meters per Week
30 MPN/100mL  Most Probable Number per 100ml T
31 threshold  # Threshold Number
32 ppk  Parts per Thousand
33 BTU/hr  BTUs per Hour
34 BTU/d  BTUs per Day
35 g/d  Grams per Day
36 g/L  Grams per Liter
37 kg/L  Kilograms per Liter
38 m/sec  Meters per Second
39 ft/sec  Feet per Second
3A yd3  Cubic Yards
3B FTU  Formazin Tur
3C BTU/min  BTUs per Minute
3D MPN/4g  MPN per 4 Grams of Total Solids
3E m3/mo  Cubic Meters per Month
3F m3/yr  Cubic Meters per Year
3G mlb/d  Thousandth Pounds per Day
3H g/m3/d  Grams per Square Meter per Day
3I lb/klb  Pounds per 1000 Pounds Production
3J klb/lb  1000 Pounds per Pounds Production
3K kg/ha  Kilograms per Hectare
3L pg/L  Picograms per Liter
3M ng/L  Nanograms per Liter
3P lb/acr  Pounds per Acre
3Q g/yr  Grams per Year
3R Mgal  Million Gallons
3S mL/L/hr  Milliliters per Liter per Hour
3T %  effect Percent Effect
3U k/100mL  1000 Units per 100 Milliliters T
3V GBTU/hr  Billion BTUs per Hour
3W state class  State Class # A=1 B=2 None=0
3X table #  Table Number (2, 3 or 4)
3Y alt #  Alternate Number
3Z CFU/100mL  Colony Forming Units per 100ml T
40 short  ton/d Short Tons per Day
41 t/d  Metric Tons per Day
42 lb/ton prod  Pounds per Ton of Production
43 NTU  Nephelometric Turbidity Units
44 kg/t prod  Kilograms per Metric Ton Production
45 lb/hlf t prod  Pounds per Half-Ton of Production
46 m  Meters
47 kg/CFS/d  Kg per CFS of Streamflow per Day
49 lb/CFS/d  Lbs per CFS of Streamflow per Day
4A t/yr  Metric Tons per Year
4B t/ha  Metric Tons per Hectare
4C MPN/g  Most Probable Number per Gram
4F t/ha/yr  Metric Tons per Hectar per Yr
4G pCi/d  Picocuries per Day
4H pCi/min  Picocuries per Minute
4I uW/cm3  Microwatts per Square Centimeter
4J CFU/g  Colonies per Gram Dry Weight T
4K #/mo  Discharges per Month
4L dil ratio  Dilution Ratio
4M g/g  Grams per Grams
4N pCi/g  Picocuries per Gram
4P bu  Bushels
4Q ton/acre  Tons per Acre
4R mEq/L  Milliequivalents per Liter
4S mW/cm2  Milliwatts per Square Centimeter
4T mW-sec/cm2  Milliwatt-Seconds per Square Centimeter
4U uW/cm2  Microwatt-Seconds per Square Centimeter
4V diverseindex  Diversity Index
4W L/d  Liters per Day
4X #  exceed Number of Exceedances
4Y #/100L  Number per 100 Liters T
4Z #  bat Number of Batches
50 lb/yr  Pounds per Year
51 kg/yr  Kilograms per Year
52 kg/bat  Kilograms per Batch
53 gal/bat  Gallons per Batch
54 MW  Megawatts
55 lb  Pounds
56 kg  Kilograms
57 gal  Gallons
58 kft3  1000 Cubic Feet
59 lb/wk  Pounds per Week
5A d  Days
5B min/d  Minutes per Day
5C Mgal/bat  Million Gallons per Batch
5D ton  Tons
5E bBTU/d  Billion Btus per Day
5F ton/yr  Tons per Year
5G mv  Millivolts
5H ton/mo  Tons per Month
5I CFU/g  Colonies per Gram T
5J #  Number
5K mi/h  Miles per Hour
5L mg/mo  Milligrams per Month
5P ng/kg  Nanograms per Kilograms
5Q #  dis/d Number of Discharges per Day
5R kcal/d  Kilocalorie per Day
5S acre-ft  Acre-Feet
5T cm/sec  Centimeters per Second
5V lbs/acre/day  Pounds per Acre per Day
5W in/mo  Inches per Month
60 L  Liters
61 in  Inches
62 deg  C/hr Degrees Centigrade per Hour
64 g/mL  Grams per Milliliter
65 Ci/mL  Curies per Milliliter
66 lb/bat  Pounds per Batch
67 g/mL  Grams per Milliliter
68 pCi/mg  Picocuries per Milligram
69 mg/kg  Milligrams per Kilogram
6B #/40L  Number per 40 Liters T
6C Mlb  Million Pounds
6D ulb  Micro Pounds
6E ft3  Cubic Feet
6F % fertil  Percent Fertilization
6G tot # TAXA  Total Number Taxa
6J ulb/d  Micro Pounds per Day
6K um/sec  Conductance - Microohms per Second
6L nm  Nanometers
6M l/min  Liters per Minute
6N mjou/cm2  Millijoules per Centimeter Sqr
6O mrems/yr  Millirems per Year
70 dry  ton Dry Tons
71 Mlb/yr  Million Pounds per Year
72 mg/m3  Milligrams per Square Meter
73 toxic  Toxicity Units
74 severity  Severity Units
75 uCi/mL  Microcuries per Milliliter
76 lb/mo  Pounds per Month
78 gal/min  Gallons per Minute
79 hr/d  Hours per Day
7A wet  ton Wet Tons
80 Mgal/mo  Million Gallons per Month
81 hr/wk  Hours per Week
82 hr/mo  Hours per Month
83 d/wk  Days per Week
84 d/mo  Days per Month
85 ft3/d  Cubic Feet per Day
86 svol index  Sludge Volume Index
87 lb/ft3  Lbs per Cu Ft Processed Waste
88 occur/d  Occurrences per Day
89 occur/wk  Occurrences per Week
8A hr  Hours
8B gal/acr  Gallons per Acre
8D gal/mo  Gallons per Month
8E gal/yr  Gallons per Year
8F Mgal/yr  Million Gallons per Year
8G gal/wk  Gallons per Week
8H Mgal/6mo  Million Gallons per 6 Months
8I Mgal/qtr  Million Gallons per Quarter
8J hr/qtr  Hours per Quarter
8K sec (time)  Seconds
8L gal/d/ft2  Gallons per Day per Square Foot
90 lb/kgal  Pounds per 1000 Gallons
91 in/wk  Inches per Week
92 ft2  Square Feet
93 occur/mo  Occurrences per Month
94 *  *
95 10/mL  10 per Milliliter T
96 lb/bbl  Pounds per Barrel
97 acr  Acres
98 deg  F/hr Degrees Farenheit per Hour
99 bbl/hr  Barrels per Hour
9A pass/fail  Pass=0 Fail=1
9C occur/yr  Occurrences per Year
9D pop  serv Population Served
9E occur/qtr  Occurrences per Quarter
9F yd3/d  Per Day
9G op  info Operator Information
9M low/high  0=Low 1=High
9N ebb/flood  0=Ebb 1=Flood
9P Y=1;N=0  Yes=1; No=0
9Q open/closed  Open = 1 Closed = 2
9S t/mo  Metric Tons per Month
9T Mlb/da  Million Pounds per Day
9U lb/qtr  Pounds per Quarter
9V CFU  Colony Forming Units
9W MCFU  Million Colony Forming Units T
9X Y=0;N=1  Yes=0; No=1

 

 

Related Articles
No Related Articles Available.

Article Attachments
No Attachments Available.

Related External Links
No Related Links Available.
Help us improve this article...
What did you think of this article?

poor 
1
2
3
4
5
6
7
8
9
10

 excellent
Tell us why you rated the content this way. (optional)
 
Approved Comments...
No user comments available for this article.
Created on 9/8/2011 12:38 PM.
Last Modified on 9/8/2011 12:38 PM.
Last Modified by Scott Dorner.
Article has been viewed 12604 times.
Rated 4 out of 10 based on 32 votes.
Print Article
Email Article