River and stream water quality and ecology - Greater Wellington ...

River and stream water quality and ecology in the Wellington region: State and trends
Total Kjeldahl Nitrogen (mg/L)
Site Site name
Median n
Raw data
MASS p
%
Change
Median
Flow-adjusted data
n MASS p
%
Change
%
Cen.
RS02 Mangapouri S at Bennetts Rd 0.540 60 -0.030 0.016 -5.57 - - - - - 0.00
RS03 Waitohu S at Forest Pk 0.025 59 -0.003 0.311 -10.46 0.020 57 -0.003 0.060 -12.97 76.27
RS04 Waitohu S at Norfolk Cres 0.325 60 -0.014 0.195 -4.20 0.312 58 -0.009 0.269 -2.70 0.00
RS05 Otaki R at Pukehinau - - - - - - - - - - 81.67
RS06 Otaki R at Mouth - - - - - - - - - - 88.33
RS07 Mangaone S at Sims Rd Br 0.500 60 -0.010 0.724 -2.00 0.482 60 -0.024 0.229 -4.90 0.00
RS08 Ngarara S at Field Way 0.775 60 -0.035 0.177 -4.49 - - - - - 0.00
RS09 Waikanae R at Mangaone Walkway - - - - - - - - - - 81.67
RS10 Waikanae R at Greenaway Rd 0.039 60 -0.006 0.003 -16.51 - - - - - 70.00
RS11 Whareroa S at Waterfall Rd 0.200 60 0.004 0.615 2.08 0.199 57 -0.002 0.880 -0.91 3.33
RS12 Whareroa S at QE Park 0.655 60 -0.012 0.478 -1.78 0.618 57 -0.008 0.258 -1.26 0.00
RS13 Horokiri S at Snodgrass 0.170 60 -0.004 0.565 -2.44 0.166 59 -0.009 0.130 -5.58 5.00
RS14 Pauatahanui S at Elmwood Br 0.230 60 0.004 0.669 1.62 0.223 60 -0.005 0.437 -2.34 1.67
RS15 Porirua S at Glenside 0.280 60 -0.010 0.172 -3.59 0.285 60 -0.014 0.056 -5.16 0.00
RS16 Porirua S at Wall Park (Milk Depot) 0.280 60 -0.007 0.432 -2.55 0.276 60 -0.012 0.289 -4.13 1.67
RS17 Makara S at Kennels 0.300 60 -0.007 0.429 -2.23 0.312 60 -0.010 0.437 -3.21 0.00
RS18 Karori S at Makara Peak 0.220 60 -0.012 0.132 -5.31 0.224 60 -0.012 0.229 -5.34 3.33
RS19 Kaiwharawhara S at Ngaio Gorge 0.300 60 -0.010 0.353 -3.32 0.285 60 -0.008 0.621 -2.60 0.00
RS20 Hutt R at Te Marua Intake Site 0.070 60 -0.002 0.522 -3.17 0.068 60 -0.001 0.621 -2.15 66.67
RS21 Hutt R opp. Manor Park G.C. 0.110 60 0.001 0.830 0.55 0.094 59 0.004 0.613 3.98 35.00
RS22 Hutt R at Boulcott 0.100 60 0.000 0.615 -0.14 0.096 59 -0.001 0.942 -1.04 46.67
RS23 Pakuratahi R 50m d/s Farm Ck 0.073 60 -0.005 0.286 -6.75 0.072 60 -0.007 0.437 -9.16 55.00
RS24 Mangaroa R at Te Marua 0.185 60 -0.003 0.565 -1.59 0.193 59 -0.005 0.516 -2.50 5.00
RS25 Akatarawa R at Hutt confl. 0.059 60 -0.003 0.671 -4.45 0.056 60 0.001 0.724 1.74 71.67
RS26 Whakatikei R at Riverstone 0.058 60 -0.001 0.777 -1.30 0.056 60 -0.001 0.832 -2.55 73.33
RS27 Waiwhetu S at Wainui Hill Br 0.370 59 -0.045 0.006 -12.19 0.328 59 -0.042 0.012 -11.23 1.67
RS28 Wainuiomata R at Manuka Track 0.051 58 -0.005 0.055 -9.60 0.046 57 -0.005 0.135 -9.31 67.80
RS29 Wainuiomata R u/s of White Br 0.140 59 -0.020 0.068 -14.34 0.135 59 -0.016 0.002 -11.74 23.33
RS30 Orongorongo R at Orongorongo Stn 0.021 59 0.000 0.772 -1.64 0.015 53 -0.001 0.741 -5.20 75.00
RS31 Ruamahanga R at McLays 0.025 60 0.000 0.395 1.09 0.025 60 0.000 0.832 0.98 75.00
RS32 Ruamahanga R at Te Ore Ore 0.135 60 0.000 0.887 0.34 0.118 60 -0.006 0.358 -4.22 28.33
RS33 Ruamahanga R at Gladstone Br 0.190 60 0.005 0.388 2.60 0.198 60 -0.007 0.525 -3.63 10.00
RS34 Ruamahanga R at Pukio 0.200 60 0.000 1.000 0.00 0.198 59 -0.008 0.348 -4.07 10.00
RS35 Mataikona Trib at Sugar Loaf Rd 0.130 60 -0.015 0.045 -11.58 - - - - - 21.67
RS36 Taueru R at Castlehill 0.300 60 -0.008 0.617 -2.77 0.279 60 -0.018 0.056 -5.95 3.33
RS37 Taueru R at Gladstone 0.400 59 0.010 0.469 2.50 - - - - - 0.00
RS38 Kopuaranga R at Stewarts 0.325 60 0.000 1.000 0.00 0.322 60 -0.014 0.289 -4.40 0.00
RS39 Whangaehu R 250m u/s confl. 0.545 60 0.033 0.257 6.12 - - - - - 0.00
RS40 Waipoua R at Colombo Rd Br 0.200 60 -0.002 0.720 -0.83 0.162 52 -0.003 0.548 -1.86 10.00
RS41 Waingawa R at South Rd - - - - - - - - - - 83.33
RS42 Whareama R at Gauge 0.400 59 -0.017 0.274 -4.37 0.394 59 -0.010 0.718 -2.45 0.00
RS43 Motuwaireka S at Headwaters 0.046 59 -0.007 0.035 -15.29 0.041 59 -0.008 0.051 -17.41 70.69
RS44 Totara S at Stronvar 0.105 58 -0.020 0.007 -19.46 0.088 58 -0.022 0.010 -21.20 37.93
RS45 Parkvale Trib at Lowes Res. 0.410 47 -0.027 0.243 -6.49 - - - - - 0.00
RS46 Parkvale S at Weir 0.600 60 -0.003 0.887 -0.48 0.587 57 0.023 0.407 3.78 1.67
RS47 Waiohine R at Gorge 0.042 60 0.002 0.358 5.68 0.035 60 0.000 0.724 0.50 78.33
RS48 Waiohine R at Bicknells 0.100 60 -0.003 0.619 -2.90 0.089 60 0.003 0.724 2.54 40.00
RS49 Beef Ck at Headwaters 0.045 60 -0.004 0.076 -8.41 - - - - - 65.00
RS50 Mangatarere S at SH 2 0.375 60 -0.010 0.356 -2.64 0.370 59 -0.008 0.427 -2.12 0.00
RS51 Huangarua R at Ponatahi Br 0.250 60 -0.002 0.887 -0.66 - - - - - 1.67
RS52 Tauanui R at Whakatomotomo Rd 0.039 59 0.001 0.942 1.30 0.015 59 -0.003 0.348 -8.22 69.49
RS53 Awhea R at Tora Rd 0.220 60 -0.004 0.474 -1.90 - - - - - 3.33
RS54 Coles Ck Trib at Lagoon Hill Rd 0.205 50 -0.007 0.113 -3.24 - - - - - 2.00
RS55 Tauherenikau R at Websters 0.056 60 0.000 0.887 0.47 0.053 60 -0.001 0.832 -1.80 70.00
RS56 Waiorongomai R at Forest Pk 0.047 60 0.002 0.321 5.05 0.043 54 0.002 0.123 5.26 63.33
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