As per our licence requirements we test the soils on our farm at three different points and at two different depths.  

We have a yearly test at 0-10cm. These samples are collected from the slope, ridge and flat area. As tests become available please look here for the results.

Monitoring Point 3 – 0-10cm Soil Test (Sample date 29/9/2023)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 240 280
340
Cation Exchange Capacity
milliequivale nts per litre
3 15.7 18.73 20.8
Conductivity
deciSiemens per metre
3 0.43 0.49
0.54
Exchangeable sodium Percentage
percent
3 9 10.1 12
Nitrate
milligrams per kilogram
3 6.7 31.9
45
Organic Carbon
percent by weight
3 0.9 1.06 1.3
pH
pH
3 8.3 8.53
8.9
Phosphorus Sorption Capacity
milligrams per kilogram
3 120 160
180
TN
percent by weight
3 0.10 0.12
0.16

Monitoring Point 3 – 0-10cm Soil Test (Sample date 21/3/2022)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 240 333
430
Cation Exchange Capacity
milliequivale nts per litre
3 21.9 24.96 27.3
Conductivity
deciSiemens per metre
3 0.37 0.52
0.69
Exchangeable sodium Percentage
percent
3 5.8 8.76 14
Nitrate
milligrams per kilogram
3 5 15.83
34
Organic Carbon
percent by weight
3 1.2 1.9 2.6
pH
pH
3 8.5 8.6
8.7
Phosphorus Sorption Capacity
milligrams per kilogram
3 240 310
350
TN
percent by weight
3 0.17 0.25
0.33

Monitoring Point 3 – 0-10cm Soil Test (Sample date 02/3/2021)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 400 423
470
Cation Exchange Capacity
milliequivale nts per litre
3 24.5 24.9 25.7
Conductivity
deciSiemens per metre
3 0.51 0.56
0.57
Exchangeable sodium Percentage
percent
3 8.3 8.9 0.97
Nitrate
milligrams per kilogram
3 8.4 17.8
28.0
Organic Carbon
percent by weight
3 1.8 2.1 2.4
pH
pH
3 8.8 8.9
9.1
Phosphorus Sorption Capacity
milligrams per kilogram
3 290 313
330
TN
percent by weight
3 0.23 0.27
0.30

Monitoring Point 3 – 0-10cm Soil Test (Sample date 17/3/2020)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 390 433
500
Cation Exchange Capacity
milliequivale nts per litre
3 24.9 26.3 27.2
Conductivity
deciSiemens per metre
3 0.56 0.6
0.7
Exchangeable sodium Percentage
percent
3 9.9 11 13
Nitrate
milligrams per kilogram
3 10 11.7
15
Organic Carbon
percent by weight
3 1.7 1.77
1.9
pH
pH
3 8.6 8.9
9.3
Phosphorus Sorption Capacity
milligrams per kilogram
3 230 240
260
TN
percent by weight
3 0.22 0.24
0.27

Monitoring Point 3 – 0-10cm Soil Test (Sample date 02/4/19)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 380 430
460
Cation Exchange Capacity
milliequivale nts per litre
3 25.20 27.66 29.7
Conductivity
deciSiemens per metre
3 0.67 0.83
1.03
Exchangeable sodium Percentage
percent
3 9.70 10.9 13.0
Nitrate
milligrams per kilogram
3 3.0 15.0
36.0
Organic Carbon
percent by weight
3 1.8 2.06
2.3
pH
pH
3 8.6 8.8
9.1
Phosphorus Sorption Capacity
milligrams per kilogram
3 260 336.6
450
TN
percent by weight
3 0.24 0.27
0.290

Monitoring Point 3 – 0-10cm Soil Test (Sample date 15/6/18)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 190 327
450
Cation Exchange Capacity
milliequivale nts per litre
3 22.5 23.1 24.0
Conductivity
deciSiemens per metre
3 0.62 0.667
0.73
Exchangeable sodium Percentage
percent
3 7.7 8.5 9.9
Nitrate
milligrams per kilogram
3 50 71.667
88
Organic Carbon
percent by weight
3 1.7 1.967
2.1
pH
pH
3 8.3 8.65
9.0
Phosphorus Sorption Capacity
milligrams per kilogram
3 180 230
290
TN
percent by weight
3 0.25 0.283
0.330

Monitoring Point 3 – 0-10cm Soil Test (Sample date 9/5/17)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 470 547
590
Cation Exchange Capacity
milliequivale nts per litre
3 24.2 25.0 25.6
Conductivity
deciSiemens per metre
3 0.58 0.63
0.69
Exchangeable sodium Percentage
percent
3 8.6 8.8 9.2
Nitrate
milligrams per kilogram
3 17 28
37
Organic Carbon
percent by weight
3 2 2.2
2.4
pH
pH
3 8.3 8.4
8.7
Phosphorus Sorption Capacity
milligrams per kilogram
3 230 250
280
TN
percent by weight
3 0.26 0.29
0.31

Monitoring Point 3 – 0-10cm Soil Test (Sample date 29/3/16)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 210 246.6
290
Cation Exchange Capacity
milliequivale nts per litre
3 24.2 26.0 28.3
Conductivity
deciSiemens per metre
3 0.76 0.83
0.90
Exchangeable sodium Percentage
percent
3 9.0 10.2 12.0
Nitrate
milligrams per kilogram
3 71.0 87.6
110.0
Organic Carbon
percent by weight
3 2.2 2.2
2.4
pH
pH
3 8.0 8.2
8.5
Phosphorus Sorption Capacity
milligrams per kilogram
3 210 236.6
260
TN
percent by weight
3 0.24 0.25
0.27

Monitoring Point 3 – 0-10cm Soil Test (Sample date 10/6/15)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 260 310
340
Cation Exchange Capacity
milliequivale nts per litre
3 23.5 26.5
30
Conductivity
deciSiemens per metre
3 0.47 0.517
0.55
Exchangeable sodium Percentage
percent
3 5.5 6.233
6.7
Nitrate
milligrams per kilogram
3 23 49.333
83
Organic Carbon
percent by weight
3 2 2.433
2.9
pH
pH
3 8.5 8.55
8.6
Phosphorus Sorption Capacity
milligrams per kilogram
3 160 180
190
TN
percent by weight
3 0.27 0.327
0.390

Monitoring Point 3 – 0-10cm Soil Test (Sample date 27/3/14)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 180 233.33
280
Cation Exchange Capacity
milliequivale nts per litre
3 18.5 21.13
23.6
Conductivity
deciSiemens per metre
3 0.45 0.55
0.69
Exchangeable sodium Percentage
percent
3 8 10
11
Nitrate
milligrams per kilogram
3 29. 52.66
80
Organic Carbon
percent by weight
3 1.4 1.96
2.3
pH
pH
3 8.2 8.5
8.7
Phosphorus Sorption Capacity
milligrams per kilogram
3 170 210
270
TN
percent by weight
3 0.18 0.257
0.31

 

We have another tests that occurs every two years at 40-70cm. These samples a collected from the slope, ridge and flat area.. As tests become available please look here for the results.

Monitoring Point 4 – 40-70cm Soil Test (Sample date 29/09/23)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 3 3 3
Conductivity
deciSiemens per metre
3 0.57 0.79 1.11
Nitrate
milligrams per kilogram
3 0.9 2.6 3.6
pH
pH
3 6.2 7.3 8.1

Monitoring Point 4 – 40-70cm Soil Test (Sample date 21/03/22)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 3 9.33 21
Conductivity
deciSiemens per metre
3 0.59 0.74 0.97
Nitrate
milligrams per kilogram
3 0.5 3.53 8.9
pH
pH
3 6.3 7.6 8.3

Monitoring Point 4 – 40-70cm Soil Test (Sample date 17/03/20)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 3 26.33 42
Conductivity
deciSiemens per metre
3 0.59 0.737 0.82
Nitrate
milligrams per kilogram
3 2.0 8.0 15
pH
pH
3 6.4 6.7 7.4

Monitoring Point 4 – 40-70cm Soil Test (Sample date 15/6/18)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 3 13.33 24
Conductivity
deciSiemens per metre
3 0.93 1.027 1.17
Nitrate
milligrams per kilogram
3 13 34.33 60
pH
pH
3 7.7 7.9 8.0

Monitoring Point 4 – 40-70cm Soil Test (Sample date 29/3/16)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 4.0 13.6 26
Conductivity
deciSiemens per metre
3 0.63 0.96 1.24
Nitrate
milligrams per kilogram
3 4 10.6 24.0
pH
pH
3 7.8 7.86 7.9

Monitoring Point 4 – 40-70cm Soil Test (Sample date 27/3/14)

Pollutant
Unit of Measure
# Samples Lowest Value Mean
Highest Value
Bray Phosphorus
milligrams per kilogram
3 5 14.66 27
Conductivity
deciSiemens per metre
3 0.50 0.67 0.8
Nitrate
milligrams per kilogram
3 9.8 25.26 40
pH
pH
3 7.7 8.0 8.4