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HISTORICAL SUMMARY OF ANALYTICAL RESULTS
<br />LEACHATE
<br />NORTH COUNTY SANITARY LANDFILL
<br />Units: mPA. unless toted
<br />Sample Designation L-1&2 L-1&2 L-1&2 L-1&2 L4&2 L-1&2 L-1&2 L-1&2 L4&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2 L-1&2
<br />Smupling Date 11/23/94 12/16/94 6/19/95 7/10/95 10/18/95 1/2/96 1/5/96 4/5196 7/11/96 10/1/96 1/16/97 4/9/97 7/10/97 10/1197 1/28/98 4/16/98 7/10/98 10/5/98 1/5/99 4126/99
<br />Monitoring and Field Parartclers
<br />�sld. units) 6.2 NR 6.49 6.51 6.59 6.29 6.26 6.43 6.18 6.59 5.91 7.21 6.93 6.23 6.2 6.34 6.74 6.41 6.33 6.52
<br />Electrical Conductivity(undms/cm) 4,800 NR 3,640 3,120 4,210 3,840 3,850 3,680 1,303 2,900 70 1,480 1,670 3,110 3,260 2,400 2,553 2,900 3,202 2,606
<br />Tampewore (°C) NR NR 20.9 22.2 24.0 20.1 20.2 24.1 30.4 23.1 20.16 20 21 25.4 19.33 24.9 28.1 25.7 22.8 23.1
<br />Oxygen Redaction Potential (ORP) (field) NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR
<br />nets m rl..... tn r)1 /rwdl MR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR
<br />Chloride
<br />670
<br />NR
<br />170
<br />310
<br />680
<br />NR
<br />68D
<br />630
<br />39
<br />310
<br />316
<br />296
<br />62.2
<br />549
<br />701
<br />426
<br />337
<br />679
<br />664
<br />4U6
<br />Total Hardness (celadated)
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />Total Dissolved Solids
<br />3,700
<br />NR
<br />180
<br />2,100
<br />2,900
<br />NR
<br />3,000
<br />2,300
<br />900
<br />1,700
<br />2,030
<br />1,540
<br />880
<br />1,930
<br />2,300
<br />1,570
<br />1,450
<br />2,080
<br />2,090
<br />1,620
<br />Chemical Oxygen Demand
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />MR
<br />NR
<br />NR
<br />NR
<br />Nitrate Nitrogen
<br />2.2
<br />NR
<br /><0.1
<br />10.1
<br />10.03
<br />NR
<br />0.3
<br />10.03
<br />10.03
<br />1-
<br />0.1
<br />0.18
<br />NO
<br />0.38
<br />_0.59
<br />_ND
<br />0.16
<br /><0.0049
<br /><0.052
<br />0.41
<br />Sulfate
<br /><I
<br />NR
<br />trace
<br />tmce
<br />7.0
<br />NR
<br />10.7
<br /><0.7
<br /><0.2
<br />3
<br />7
<br />2
<br />0.7
<br />1.8
<br />1.1
<br />1.1
<br />0.87
<br />0.11
<br />10.0049
<br />0.08
<br />Metals
<br />NT
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><1.3
<br />NT
<br />NT
<br />NT
<br /><1.3
<br />NT
<br />NT
<br />NK NK rvn Nn
<br />Magnesium, Vtssolved NR NK Nn Nn NK rvn rvtt nn ntt rvrt rvn
<br />Potassium, Dissolved NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR
<br />Sodium. Dissolved NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR NR
<br />Volatile Orgatdc Contp mk l o
<br />Benzene NR <l trace NR trace NR 9 NR NR NR NR NR NR 16 NT NT NT 6.1 NT NT
<br />Bromobenzene NT NT <0.1 NT 10.1 NT <0.I NT NT NT NT NT NT <0.74 NT NT NT 19.74 NT NT
<br />Bromochimmnelhane
<br />Brmnodichloromethane
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.2
<br /><0.4
<br />NT
<br />NT
<br /><0.2
<br /><0.4
<br />NT
<br />NT
<br /><02
<br /><0.4
<br />N I'
<br />NT
<br />N l
<br />NT
<br />N 1
<br />NT
<br />N 1
<br />NT
<br />N I
<br />NT
<br />N 1
<br />NT
<br />11.2
<br /><0.90
<br />N 1
<br />NT
<br />N 1
<br />NT
<br />NI
<br />NT
<br />11.2
<br /><0.90
<br />N I
<br />NT
<br />N l
<br />NT
<br />Brmnoronn
<br />NT
<br />NT
<br />10.2
<br />NT
<br /><0.5
<br />LI.
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><1.4
<br />NT
<br />NT
<br />NT
<br /><1.4
<br />NT
<br />NT
<br />Brmnontelhmte
<br />NT
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><I.1
<br />NT
<br />NT
<br />NT
<br /><LI
<br />NT
<br />NT
<br />n-botylbenzene
<br />NT
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><I.6
<br />NT
<br />NT
<br />NT
<br /><1.6
<br />NT
<br />NT
<br />sec-butylbemme
<br />NT
<br />NT
<br /><0.3
<br />NT
<br />10.3
<br />NT
<br />10.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><1.5
<br />NT
<br />NT
<br />NT
<br /><1.5
<br />NT
<br />NT
<br />lert-bolylbenzate
<br />NT
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br />NT
<br />Nf
<br />NT
<br />NT
<br />NT
<br /><IJ
<br />NT
<br />NT
<br />NT
<br /><1.3
<br />NT
<br />NT
<br />Carbon tetrachloride
<br />NT
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><1.3
<br />NT
<br />NT
<br />NT
<br /><1.3
<br />NT
<br />NT
<br />Chlmobettmne
<br />NT
<br />NT
<br /><0.1
<br />NT
<br /><0.1
<br />NT
<br /><0.1
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.90
<br />NT
<br />NT
<br />NT
<br /><0.90
<br />NT
<br />NT
<br />Chloroethane
<br />NR
<br />155
<br />lace
<br />NR
<br />trove
<br />NR
<br />32
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />45
<br />NT
<br />NT
<br />NT
<br />13
<br />NT
<br />NT
<br />Chlomfontt
<br />NT
<br />NT
<br />10.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.83
<br />NT
<br />NT
<br />NT
<br /><0.83
<br />NT
<br />NT
<br />Chloromethane
<br />NT
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br />19.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.53
<br />NT
<br />NT
<br />NT
<br /><0.53
<br />NT
<br />NT
<br />2-chlmotoluette
<br />NT
<br />NT
<br />19.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />1.7
<br />NT
<br />NT
<br />NT
<br /><0.71
<br />NT
<br />NT
<br />4-ellorotolaene_
<br />NT
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><LI
<br />NT
<br />NT
<br />NT
<br /><Lt
<br />NT
<br />NT
<br />dibromcehiorontelhane
<br />NT
<br />NT
<br /><0.1
<br />NT
<br /><0.1
<br />NT
<br /><0.1
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.97
<br />NT
<br />NT
<br />NT
<br /><0.97
<br />NT
<br />NT
<br />1,2-dibromo-3chlmopette
<br />NT
<br />NT
<br /><0.3
<br />NT
<br />19.3
<br />NT
<br /><0.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><1.2
<br />NT
<br />NT
<br />NT
<br /><1.2
<br />NT
<br />NT
<br />1,2-dibromce_thane
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.94
<br />NT
<br />NT
<br />NT
<br />19.94
<br />NT
<br />NT
<br />Dibrmnontelhmte
<br />NT
<br />NT
<br /><0.4
<br />NT
<br />10.4
<br />NT
<br /><0.4
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />11.5
<br />NT
<br />NT
<br />NT
<br /><1.5
<br />NT
<br />NT
<br />1,2 -dichlorobenzene
<br />NT
<br />NT
<br /><0.1
<br />NT
<br /><0.1
<br />NT
<br />10.1
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.95
<br />NT
<br />NT
<br />NT
<br /><0.95
<br />NT
<br />NT
<br />1,3 -Dichlorobenzene
<br />NR
<br />NR
<br /><3
<br />NR
<br /><I
<br />NR
<br /><I
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br /><I.1
<br />NT
<br />NT
<br />NT
<br /><1A
<br />NT
<br />NT
<br />1,4 -Dichlorobenzene
<br />NR
<br />NR
<br /><3
<br />NR
<br />trace
<br />NR
<br /><1
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />5.1
<br />NT
<br />NT
<br />NT,
<br />2.6
<br />NT
<br />NT
<br />DichlorodiDttoromelhane
<br />NT
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />NT
<br />10.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0. 19
<br />NT
<br />NT
<br />NT
<br /><0.19
<br />NT
<br />NT
<br />I,1-Dichlorcethane
<br />NR
<br />37.5
<br /><2
<br />NR
<br />trees
<br />NR
<br />28
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />58
<br />NT
<br />NT
<br />NT
<br />16
<br />NT
<br />NT
<br />1, 2-Dichloroethsm
<br />NR
<br />92.5
<br />trace
<br />NR
<br />trace
<br />- NR
<br />18
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />11
<br />NT
<br />NT
<br />NT
<br /><1.1
<br />NT
<br />NT
<br />1,1461medtene
<br />NT
<br />NT
<br /><0.4
<br />NT
<br />10.4
<br />NT
<br /><0.4
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.72
<br />NT
<br />NT
<br />NT
<br /><0.72
<br />NT
<br />NT
<br />cis-1,2-Dichlorce0tene
<br />NR
<br />NR
<br />trace
<br />NR
<br />trace
<br />NR
<br />36
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />5.3
<br />NT
<br />NT
<br />NT
<br />2.3
<br />NT
<br />NT
<br />trans-l,2-dichlmcethene
<br />NT
<br />Nr
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.94
<br />NT
<br />NT
<br />NT
<br /><0.94
<br />NT
<br />NT
<br />1,2dielthoropropane
<br />NT
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.15
<br />NT
<br />NT
<br />NT
<br /><0. 15
<br />NT
<br />NT
<br />13dichloropropane
<br />NT
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><I.1
<br />NT
<br />NT
<br />NT
<br /><l.l
<br />NT
<br />NT
<br />2,2-diddor propane -
<br />NT
<br />NT
<br /><0.4
<br />NT
<br /><0A
<br />NT
<br /><0.4
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><I.0
<br />NT
<br />NT
<br />NT
<br /><I.0
<br />NT
<br />NT
<br />1,1-dichloropropam
<br />NT
<br />NT
<br /><0.4
<br />NT
<br /><0A
<br />NT
<br />10.4
<br />NT
<br />NT
<br />NT
<br />NT
<br />Nr
<br />NT
<br /><1.1
<br />NT
<br />NT
<br />NT
<br /><1.1
<br />NT
<br />NT
<br />Cis4,34chimopropene
<br />NT
<br />NT
<br />10.5
<br />NT
<br /><0.5
<br />NT
<br /><0.5
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />I
<br />NT
<br />NT
<br />NT
<br /><0.76
<br />NT
<br />NT
<br />hens-1,3dichloropropene
<br />NT
<br />NT
<br /><0.5
<br />NT
<br />10.5
<br />NT
<br /><0.5
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><l.I
<br />NT
<br />NT
<br />NT
<br /><1.1
<br />NT
<br />NT
<br />Edtylbenmtte
<br />NR
<br />NR
<br />trace
<br />NR
<br />trace
<br />NR
<br />10
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />29
<br />NT
<br />NT
<br />NT
<br />Il
<br />NT
<br />NT
<br />He-Afloroboladiene
<br />NT
<br />MT
<br />10.4
<br />NT
<br /><0.4
<br />NT
<br /><0.4
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br /><0.2
<br />NT
<br />NT
<br />NT
<br /><0.20
<br />NT
<br />NT
<br />Isopropylbenzene
<br />NT
<br />NT
<br /><0.3
<br />NT
<br /><0.3
<br />10.)8•)
<br /><0.3
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />2.1
<br />NT
<br />NT
<br />Nr
<br /><1.2
<br />NT
<br />NT
<br />p-isepropyltolmne
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />NT
<br />2.1
<br />NT
<br />NT
<br />NT
<br /><1.2
<br />Nr
<br />NT
<br />Methviene Chloride
<br />NR
<br />NR
<br />trace
<br />NR
<br /><2
<br />NR
<br />4
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />NR
<br />27
<br />NT
<br />NT
<br />NT
<br />29
<br />NT
<br />Nr
<br />
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