[Form FAQ]

WATER QUALITY DATA ARCHIVE

1999 - 2001
The water quality results posted here represent an effort to characterize water quality in the different reaches and branches of Kawa Stream, particularly during periods of runoff into the stream. These data are biased to rainfall events; a daily rainfall record is posted elsewhere. Each sample is flagged with a small "r" following the sample date/time if influenced by rain induced runoff into the stream. Water samples were also collected from various storm drains that flow into Kawa Stream (see data) in order to assess sources of pollutants from the developed watershed. All of these street drain samples, by definition, represent rainfall induced flows.

Because several samples were sometimes collected over time during a particular storm, sample event numbers may represent more than one sample at a particular station (for example, event 005 at Station 007 has four separate samples collected during and after a storm on December 14; event 006 represents the next stream sampling not associated with that storm). Stream sampling stations are arranged on this page from upstream to downstream, and station numbers match HDOH1 station numbers where sampling locations are the same (e.g., HDOH Sta. 7 = Station 007). Photographs of each of the sampling locations are posted as listed on the contents page.

 

STATION 010A - Central branch culvert outlet at National Veterans Cemetery (UR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
NC NC NC NC NC AE AE
009 12/26/99 1445 r ------ ------ ------ ------ ------ 53.6 20 AE 12627
017 03/31/00 1140 r ------ ------ ------ ------ ------ 22.7 14.4 AE 12886 / + DATA
020 11/02/00 1315 r ------ ------ ------ ------ ------ 4.80 1.9 AE 13589 / + DATA
021 02/08/01 1705 r ------ ------ ------ ------ ------ 76.8 56 AE 13932 / + DATA
 

STATION 009 - Central branch above Royal Construction site culvert (IUR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
VO NC NC NC NC AE AE
007 12/20/99 0940 dry ------ ------ ------ ------ ------ ------
009 12/26/99 1440 r ------ ------ ------ ------ ------ 65.0 25 AE 12627
017 03/31/00 1150 r ------ ------ ------ ------ ------ 25.0 12 AE 12886 / + DATA
NA 04/03/00 1035 pool ------ ------ ------ ------ ------ ------
020 11/02/00 1300 r ------ ------ ------ ------ ------ 9.26 2.7 AE 13589 / + DATA
021 02/08/01 1645 r ------ ------ ------ ------ ------ 46.2 24 AE 13932 / + DATA
**
"
1655 r ------ ------ ------ ------ ------ 29.9 12 AE 13932 / + DATA
 

STATION 08R - Central branch above Parkway recreation center (UMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
FM NC NC AE AE AE AE
008 12/22/99 1740 r ------ ------ ------ 186 ------ 48.0 13 AE 12626 / + DATA
009 12/26/99 1430 r ------ ------ ------ ------ ------ 286 618 AE 12627
012 01/19/00 1545 r ------ ------ ------ 133.2 ------ 202 159 AE 12676
015 03/06/00 0950 ------ ------ ------ ------ ------ ------ ------ AE 12812 / + DATA
017 03/31/00 1130 r ------ ------ ------ ------ ------ 35.8 24.1 AE 12886 / + DATA
NA 04/03/00 1030 7.4 ------ ------ ------ ------ ------ ------
NA 06/07/00 1255 0.9 ------ ------ ------ ------ ------ ------
020 11/02/00 1245 r ------ ------ ------ ------ ------ 3.24 1.3 AE 13589 / + DATA
021 02/08/01 1525 r ------ ------ ------ ------ ------ 71.1 49 AE 13932
 

STATION 008 (= 08L) - Upper west branch above Parkway recreation center (UMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC AE AE AE AE
007 12/20/99 0930 ------ ------ ------ 278 7.29 7.66 9.9 AE 12618
008 12/22/99 1735 r ------ ------ ------ 186 ------ 21.0 8 AE 12626 / + DATA
009 12/26/99 1430 r ------ ------ ------ ------ ------ 43.0 27 AE 12627
012 01/19/00 1545 r ------ ------ ------ 83.3 ----- 145 64 AE 12676
014 02/15/00 0945 ------ ------ ------ 259 ------ 12.8 ------ AE 12747 / + DATA
015 03/06/00 0950 ------ ------ ------ ------ 7.32 7.64 ------ AE 12812 / + DATA
017 03/31/00 1130 r ------ ------ ------ ------ ------ 39.1 29.8 AE 12886 / + DATA
NA 04/03/00 1010 4.1 ------ ------ ------ ------ ------ ------
NA 06/07/00 1300 1.4 ------ ------ ------ ------ ------ ------
020 11/02/00 1240 r ------ ------ ------ ------ ------ 11.0 5.6 AE 13589 / + DATA
021 02/08/01 1520 r ------ ------ ------ ------ ------ 39.3 40.8 AE 13932
 

STATION 08A - Kawa Stream at Parkway in concrete culvert (UMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
NC NC NC AE AE AE AE
004 12/10/99 1630 r ------ ------ ------ ------ ------ 138 100 AE 12587
021 02/08/01 1630 r ------ ------ ------ ------ ------ 143 94 AE 13932 / + DATA
 

STATION 007 - Kawa Stream above Namoku Street bridge (UMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP SY NC AE AE AE AE
001 11/29/99 1255 ------ 23.7 ------ ------ ------ 5.50 ------ AE 12559 / SY / +DATA
002 12/01/99 0700 r ------ 19.7 ------ 68.9 7.07 502 1320 AE 12566 / SY
"
0745 r ------ 20.0 ------ ------ ------ 940 ------ AE 12566 / SY
"
0850 r ------ 20.4 ------ ------ ------ 116 ------ AE 12566 / SY
"
1005 r ------ 20.5 ------ ------ ------ 331 ------ AE 12566 / SY
"
1250 r ------ 22.2 ------ ------ 7.15 75.5 ------ AE 12566 / SY
004 12/10/99 1330 r ------ 23.2 ------ ------ ------ 15.2 20 AE 12587 / SY
"
1435 r ------ 23.4 ------ ------ ------ 10.4 20 AE 12587 / SY
"
1610 r ------ 22.9 ------ ------ ------ 77.6 60 AE 12587 / SY
"
1815 r ------ 22.0 ------ ------ ------ 185 220 AE 12588 / SY
12/11/99 0835 ------ 22.5 ------ ------ ------ 9.69 3.8 AE 12588 / SY
005 12/14/99 1735 r ------ 22.0 ------ ------ ------ 414 370 AE 12607 / SY
"
1830 r ------ 22.0 ------ ------ ------ 323 280 AE 12607 / SY
"
2215 r ------ 21.5 ------ ------ ------ 50.1 13 AE 12607 / SY
006 12/15/99 1110 ------ 23.2 ------ ------ ------ 6.58 3.2 AE 12609 / SY
007 12/20/99 0920 ------ 24.2 ------ 293 7.35 5.48 3.7 AE 12618 / SY
008 12/22/99 1810 r ------ 20.0 ------ ------ ------ 35.3 12 AE 12626 / SY
009 12/26/99 1100 r ------ 24.0 ------ ------ ------ 12.6 8.3 AE 12627 / SY
"
1410 r ------ 22.5 ------ ------ ------ 472 290 AE 12627 / SY
010 01/14/00 1150 ------ 22.2 ------ ------ ------ 18.6 9.0 AE 12659 / SY
011 01/15/00 0920 r ------ 21.2 ------ ------ ------ ------ 18.5 AE 12667 / SY
"
1020 r ------ 21.5 ------ ------ ------ ------ 25.1 AE 12667 / SY
012 01/19/00 1430 r ------ 20.5 ------ ------ ------ 152 139 AE 12676 / SY
"
2015 r ------ 18.3 ------ ------ ------ 863 656 AE 12679 / SY
"
2300 r ------ 19.4 ------ ------ ------ 93.7 503 AE 12679 / SY
1/20/00 0820 r ------ 20.5 ------ ------ ------ 15.8 11 AE 12679 / SY
"
1020 r ------ 20.0 ------ ------ ------ 120 57.0 AE 12679 / SY
"
1645 r ------ 21.2 ------ ------ ------ 18.4 6.4 AE 12681 / SY
013 1/26/00 1130 r ------ 21.0 ------ ------ ------ 45.9 36.2 AE 12696 / SY
"
1250 r ------ 21.4 ------ ------ ------ 22.1 13 AE 12696 / SY
NA 03/23/00 1640 8.2 24.9 ------ ------ ------ ------ ------ AE 12696 / SY
016 03/27/00 0920 12 21.7 ------ 151.8 ------ 27.6 21.0 AE 12875 / SY / +DATA
017 03/31/00 1030 r 497 21.5 ------ 71.3 ------ 42.8 36.4 AE 12886 / SY
"
1405 r 132 22.7 ------ ------ ------ 19.3 12 AE 12892 / SY
NA 04/03/00 0950 r 32.8 21.7 ------ ------ ------ ------ ------ SY
018 04/09/00 0735 r ------ 18.7 ------ ------ ------ 302 318 AE 12914 / SY
"
1035 r ------ 19.9 ------ ------ ------ 25.0 12 AE 12914
"
1515 r ------ 21.5 ------ ------ ------ 9.12 6.8 AE 12914 / SY
NA 05/11/00 0930 8.6 ------ ------ ------ ------ ------ ------
021 02/08/01 1505 r ------ ------ ------ ------ ------ 5.30 4.7 AE 13932
"
1545 r ------ ------ ------ ------ ------ 25.1 184 AE 13932
"
1650 r ------ ------ ------ ------ ------ 66.4 115 AE 13932
022 02/09/01 1625 ------ ------ ------ ------ ------ 4.52 2.2 AE 13947
023 02/12/01 1510 r ------ ------ ------ ------ ------ 4.88 4.6 AE 13947
024 04/08/01 1720 ------ ------ ------ ------ ------ 8.12 ------ AE 14175
025 04/09/01 0625 ------ ------ ------ ------ ------ 4.68 ------ AE 14175
026 05/18/01 1105 r ------ ------ ------ ------ 434 540 AE 14320 / SY
 

STATION 016L - Kawa Stream above confluence with middle east branch (LMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
NC NC NC AE AE AE AE
006 12/15/99 1335 ------ ------ ------ 336 7.65 9.01 5.0 AE 12609 / + DATA
012 01/19/00 1450 r ------ ------ ------ 81.4 ------ 189 161 AE 12676
015 03/06/00 0910 ------ ------ ------ ------ ------ ------ ------ AE 12812 / + DATA
017 03/31/00 1440 r ------ ------ ------ ------ ------ 18.2 10 AE 12892
020 11/02/00 1155 r ------ ------ ------ ------ ------ 7.36 3.8 AE 13589 / + DATA
** 021 02/08/01 1615 r ------ ------ ------ ------ ------ 278 210 AE 13932 / + DATA
 

STATION 017 - Kawa Stream middle east branch end of Lipalu Street (above residential area)(IUR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC NC NC AE AE
026 05/18/01 1120 r dry ------ ------ ------ ------ ------ ------
 

STATION 006 - Kawa Stream middle east branch near Mokulele Street bridge

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC NC NC AE AE
004 12/10/99 1710 r ------ ------ ------ ------ ------ 27.5 8 AE 12587
007 12/20/99 0905 ------ ------ ------ ------ ------ 5.28 5.7 AE 12618
014 02/15/00 0920 ------ ------ ------ 307 ------ 4.46 ------ AE 12747 / + DATA
017 03/31/00 1450 r 22.4 ------ ------ ------ ------ ------ ------
NA 04/03/00 0920 5.2 ------ ------ ------ ------ ------ ------
NA 05/11/00 1015 1.3 ------ ------ ------ ------ ------ ------
NA 06/08/00 --- 0.6 ------ ------ ------ ------ ------ ------
021 02/08/01 1610 r ------ ------ ------ ------ ------ 17.6 17 AE 13932 / + DATA
026 05/18/01 1125 r ------ ------ ------ ------ ------ 81.1 76.0 AE 14320 / +DATA
 

STATION 016R - Kawa Stream middle east branch above confluence (LMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
NC NC NC NC AE AE AE
006 12/15/99 1330 ------ ------ ------ 223 7.49 9.14 2.0 AE 12609 / + DATA
012 01/19/00 1445 r ------ ------ ------ 61.5 ------ 64.0 39.3 AE 12676
015 03/06/00 0910 ------ ------ ------ ------ ------ ------ ------ AE 12812 / + DATA
017 03/31/00 1440 r ------ ------ ------ 110 ------ 21.4 8.3 AE 12892 / + DATA
020 11/02/00 1200 r ------ ------ ------ ------ ------ 20.6 8.7 AE 13589 / + DATA
021 02/08/01 1615 r ------ ------ ------ ------ ------ 31.5 28 AE 13932 / + DATA
 

STATION 012R - Kawa Stream above Castle Highschool (LMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC AE AE AE AE
003 12/08/99 1330 ------ ------ ------ 320 8.79 6.62 ------ AE 12580 / + DATA
004 12/10/99 1610 r ------ ------ ------ ------ ------ 219 170 AE 12587
008 12/22/99 1800 r ------ ------ ------ ------ ------ 38.0 ------ AE 12626
010 01/14/00 1200 ------ ------ ------ 160 7.89 28.6 ------ AE 12659 / + DATA
012 01/19/00 1500 r ------ ------ ------ 77.2 ------ 208 116 AE 12676
016 03/27/00 1420 ------ ------ ------ 139.5 ------ 1.78 ------ AE 12875 / +DATA
017 03/31/00 1510 r ------ ------ ------ ------ ------ 20.0 14 AE 12892
NA 05/11/00 1130 15.8 ------ ------ ------ ------ ------ ------
020 11/02/00 1135 r ------ ------ ------ ------ ------ 1.29 6.6 AE 13589 / + DATA
021 02/08/01 1615 r ------ ------ ------ ------ ------ 106 128 AE 13932 / + DATA
 

STATION 018 - Kawa Stream lower west branch at Castle Highschool culvert mouth (LMR>

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC AE AE AE AE
021 02/08/01 1615 r ------ ------ ------ ------ ------ 33.6 32 AE 13932 / + DATA
026 05/18/01 1140 r ------ ------ ------ ------ ------ 92.2 68.6 AE 14320 / +DATA
 

STATION 012L - Kawa Stream lower west branch from Castle Highschool property

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC AE AE AE AE
003 12/08/99 1335 ------ ------ ------ 330 8.34 6.46 ------ AE 12580 / + DATA
004 12/10/99 1610 r ------ ------ ------ ------ ------ 39.6 40 AE 12587
008 12/22/99 1800 r ------ ------ ------ ------ ------ 10.8 ------ AE 12626
010 01/14/00 1200 ------ ------ ------ 280 7.62 2.00 ------ AE 12659 / + DATA
012 01/19/00 1500 r ------ ------ ------ 54.3 ------ 141 87 AE 12676
016 03/27/00 1420 7.2 ------ ------ 259 ------ 23.4 ------ AE 12875 / +DATA
017 03/31/00 1510 r 20.6 ------ ------ 158 ------ 18.8 9.3 AE 12892 / + DATA
NA 05/11/00 1100 7.7 ------ ------ ------ ------ ------ ------
020 11/02/00 1130 r ------ ------ ------ ------ ------ 34.8 30.6 AE 13589 / + DATA
021 02/08/01 1610 r ------ ------ ------ ------ ------ 54.2 58 AE 13932 / + DATA
026 05/18/01 1145 r ------ ------ ------ ------ ------ 122 63.6 AE 14320 / +DATA
 

STATION 022 (= KAW-2) - Kawa Stream at Kaneohe Bay Drive (LMR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP YS YS NC NC AE AE
008 12/22/99 1755 r ------ ------ ------ ------ ------ 32.4 12 AE 12626
010 01/14/00 1210 ------ ------ ------ ------ ------ 16.9 7.4 AE 12659
016 03/27/00 1510 33 ------ ------ ------ ------ ------ ------
** 019 08/01/00 1030 28.4 7.03 ------ ------ 4.38 4.4 AE 13271 / + DATA
020 11/02/00 1115 r ------ ------ ------ ------ ------ 18.9 10.7 AE 13589 / + DATA
021 02/08/01 1630 r ------ ------ ------ ------ ------ 80.8 90.4 AE 13932 / + DATA
026 05/18/01 1155 r ------ ------ ------ ------ ------ 99.2 68.6 AE 14320 / +DATA
 

STATION 005 - Kawa Stream at Bayview Golf Course (LR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
NC NC NC NC NC AE AE
007 12/20/99 0850 ------ ------ ------ ------ ------ 4.07 2 AE 12618
014 02/15/00 0900 ------ ------ ------ 308 ------ 5.02 ------ AE 12747 / + DATA
015 03/06/00 0850 ------ ------ ------ 307 7.79 3.62 3.0 AE 12812
NA 05/11/00 1210 ------ ------ ------ ------ ------ ------
 

STATION 020 - Lower east branch (Nohonani Place) at Kaneohe Bay Drive (IR)

EVENT FLOW TEMP DO COND pH TURB TSS LINKS
No. Date Time l/sec oC mg/L umhos ntu mg/L
OP NC NC NC NC AE AE
026 05/18/01 1200 r dry ------ ------ ------ ------ ------ ------
 

STATION 004 - Kawa Estuary at Bayview Golf Course (LRE)

EVENT FLOW TEMP DO SAL pH TURB TSS LINKS
No. Date Time l/sec oC mg/L ppt ntu mg/L
NC NC NC AE AE AE AE
007 12/20/99 1015 ------ ------ ------ 4 7.44 11.4 8.1 AE 12618
014 02/15/00 0845 ------ ------ ------ ----- 6.90 ------ AE 12747 / + DATA
015 03/06/00 0830 ------ ------ ------ 8 7.35 76.6 53.8 AE 12812 / + DATA
 

STATION 003 - Kawa Estuary at Bayview Golf Course (LRE)

EVENT FLOW TEMP DO SAL pH TURB TSS LINKS
No. Date Time l/sec oC mg/L ppt ntu mg/L
NC NC NC AE AE AE AE
015 03/06/00 0810 ------ ------ ------ 8 7.12 40.0 16 AE 12812

1 - State of Hawaii, Department of Health (see data)
* - Collected a short distance upstream of the "official" station
** - Collected a short distance downstream of the "official" station


KO`OLAU NET | AHUPUA`A | Kawa Stream Project | Webmaster