Wis. Admin. Code Department of Natural Resources NR 400.03

Current through October 28, 2024

Section NR 400.03 - Units and abbreviations

Abbreviations and symbols of units of measure used in chs. NR 400 to 499 are defined as follows:

(1) System international (SI) units of measure:

(a) "A" - ampere

(am) "g" - gram

(b) "Hz" - hertz

(bm) "J" - joule

(c) "K" - degree Kelvin

(cm) "kg" - kilogram

(d) "kPa" - kilo pascal (1.0 kPa = 0.15 psia)

(dm) "m" - meter

(e) "m ²" - square meter

(em) "m ³" - cubic meter

(f) "mg" - milligram-10 ^-3 gram

(fm) "Mg" - megagram-10 ⁶ gram

(g) "mm" - millimeter-10 ^-3 meter

(gm) "mol" - mole

(h) "MW" - megawatt

(hm) "MWe" - megawatt electrical

(i) "N" - newton

(im) "ng" - nanogram-10 ^-9 gram

(j) "nm" - nanometer-10 ^-9 meter

(jm) "Pa" - pascal

(k) "s" - second

(km) "V" - volt

(L) "W" - watt

(Lm) "µg" - microgram-10 ^-6 gram

(m) "W" - ohm

(2) Other units of measure:

(a) "Btu" - British thermal unit

(am) "°C" - degree Celsius (centigrade)

(b) "cc" - cubic centimeters

(bm) "cfm" - cubic feet per minute

(c) "Ci" - curie

(cm) "d" - day

(d) "dcf" - dry cubic feet

(dm) "dcm" - dry cubic meters

(e) "dscf" - dry cubic feet at standard conditions

(em) "dscm" - dry cubic meters at standard conditions

(f) "eq" - equivalent

(fm) "°F" - degree Fahrenheit

(g) "ft" - foot

(gm) "ft ²" - square feet

(h) "ft ³" - cubic feet

(hm) "gal" - gallon

(i) "gr" - grain

(im) "hr" - hour

(j) "in" or, - inch

(jm) "in Hg" - inches of mercury

(k) "in H ₂O" - inches of water

(km) "l" - liter

(L) "lb" - pound

(Lm) "lpm" - liter per minute

(m) "mil" - 10 ^-3 in

(mm) "min" - minute

(n) "ml" - milliliter - 10 ^-3 liter

(nm) "mmBtu" - million Btu

(ns) "MPH" - miles per hour

(o) "mrem" - millirem - 10 ^-3 rem

(om) "oz" - ounce

(p) "pCi" - picocurie - 10 ^-12 curie

(pm) "ppm" or "ppmv" - parts per million (by volume)

(q) "psia" - pounds per square inch absolute

(qm) "psig" - pounds per square inch gauge

(r) "°R" - degree Rankine

(rg) "tpy" - tons per year

(rm) "v/v" - volume per volume

(s) "yd ²" - square yards

(sm) "yr" - year

(t) "µl" - microliter-10 ^-6 liter

(tm) "µm" - micrometer-10 ^-6 meter (micron)

(3) Chemical nomenclature:

(a) "Be" - beryllium

(b) "CdS" - cadmium sulfide

(c) "CO" - carbon monoxide

(d) "CO ₂" - carbon dioxide

(e) "HCl" - hydrochloric acid

(f) "Hg" - mercury

(g) "H ₂O" - water

(h) "H ₂S" - hydrogen sulfide

(i) "H ₂SO ₄" - sulfuric acid

(j) "N ₂" - nitrogen

(k) "NO" - nitric oxide

(L) "NO ₂" - nitrogen dioxide

(m) "NO _x" - nitrogen oxides

(n) "O ₂" - oxygen

(o) "Pb" - lead

(om) "SF ₆" - sulfur hexafluoride

(p) "SO ₂" - sulfur dioxide

(q) "SO ₃" - sulfur trioxide

(r) "SO _x" - sulfur oxides

(4) Miscellaneous:

(a) "API" - American Petroleum Institute, 1220 L Street NW, Washington DC 20005

(am) "AQCR" - air quality control region

(b) "ASME" - American Society of Mechanical Engineers, 22 Law Drive, Fairfield, NJ 07007-2900

(bm) "ASTM" - American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959

(c) "avg" - average

(cm) "BACT" - best available control technology

(cs) "CAS no." - Chemical Abstracts Service registry number

(d) "CEM" - continuous emission monitor

(dg) "CERCLA" - federal comprehensive environmental response, compensation and liability act

(dm) "CFC" - chlorofluorocarbon

(e) "CFR" - code of federal regulations

(em) "DOE" - United States department of energy

(f) "EPA" - United States environmental protection agency

(fm) "FC" - fluorocarbon

(g) "FR" - federal register

(gm) "GACT" - generally available control technology

(go) "GHG" - greenhouse gases

(gs) "HAP" - hazardous air pollutant

(h) "HCFC" - hydrochlorofluorocarbon

(hm) "HFC" - hydrofluorocarbon

(i) "I.D." - inside diameter

(im) "LAER" - lowest achievable emission rate

(j) "MACT" - maximum achievable control technology

(jm) "MSDS" - material safety data sheet

(jp) "NAICS" - North American Industry Classification System

(js) "NESHAP" - national emission standards for hazardous air pollutants

(k) "O.D." - outside diameter

(ke) "OSHA" - United States occupational safety and health administration

(kg) "PFC" - perfluorocarbon

(ki) "PM 2.5" - particulate matter with an aerodynamic diameter<2.5 µm

(km) "PM 10" - particulate matter with an aerodynamic diameterd10 mm

(ks) "PSD" - prevention of significant deterioration

(L) "RACT" - reasonably available control technology

(Lm) "rpm" - revolutions per minute

(m) "SIC" - standard industrial classification

(mf) "SIP" - state implementation plan

(mm) "TRS" - total reduced sulfur

(n) "TSP" - total suspended particulates

(nm) "USC" - United States Code

(o) "VOC" - volatile organic compound

(om) "w" - greater than or equal to

(p) "v" - less than or equal to

(pm) "%" - percent

(q) "$" - plus or minus

Wis. Admin. Code Department of Natural Resources NR 400.03

Cr. Register, April, 1995, No. 472, eff. 5-1-95; am. (2), Register, December, 1995, No. 480, eff. 1-1-96; correction made under s. 13.93(2m) (b) 1, Stats., Register, December, 1995, No. 480; cr. (4) (cs) and (gs), Register, March, 1997, No. 495, eff. 4-1-97; cr. (4) (ke), Register, September, 1997, No. 501, eff. 10-1-97; cr. (2) (ns), (rg), (4) (dg) and (ks), Register, October, 1999, No. 526, eff. 11-1-99; CR 05-040: cr. (4) (js) Register February 2006 No. 602, eff. 3-1-06; CR 10-050: cr. (4) (ki) Register November 2010 No. 659, eff. 12-1-10; EmR1046: emerg. cr. (3) (om), (4) (go), (kg), eff. 12-15-10; CR 10-144: cr. (3) (om), (4) (go), (kg) Register August 2011 No. 668, eff. 9-1-11.

Amended by, CR 21-072: cr. (4) (jp) Register July 2022 No. 799, eff. 8/1/2022.

Amended by, CR 23-017: cr. (4) (mf) Register February 2024 No. 819, eff. 4/1/2024