Changes
On February 27, 2024 at 12:21:15 AM +1100,
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Added resource 2021-2022 inundation maps to Inundation Maps for NSW Inland Floodplain Wetlands
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Added resource Data Quality Statement to Inundation Maps for NSW Inland Floodplain Wetlands
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Added resource 2019-2021 inundation maps to Inundation Maps for NSW Inland Floodplain Wetlands
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Added resource 2014-2019 Inundation Maps to Inundation Maps for NSW Inland Floodplain Wetlands
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Deleted resource 2019-2021 inundation maps from Inundation Maps for NSW Inland Floodplain Wetlands
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Deleted resource 2021-2022 inundation maps from Inundation Maps for NSW Inland Floodplain Wetlands
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Deleted resource Data Quality Statement from Inundation Maps for NSW Inland Floodplain Wetlands
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Deleted resource 2014-2019 Inundation Maps from Inundation Maps for NSW Inland Floodplain Wetlands
f | 1 | { | f | 1 | { |
2 | "author_email": null, | 2 | "author_email": null, | ||
3 | "creator_user_id": "8d2ac61a-d63a-4456-a00d-b35fee4c4025", | 3 | "creator_user_id": "8d2ac61a-d63a-4456-a00d-b35fee4c4025", | ||
4 | "extras": [ | 4 | "extras": [ | ||
5 | { | 5 | { | ||
6 | "key": "harvest_portal", | 6 | "key": "harvest_portal", | ||
7 | "value": "SEED" | 7 | "value": "SEED" | ||
8 | }, | 8 | }, | ||
9 | { | 9 | { | ||
10 | "key": "harvest_url", | 10 | "key": "harvest_url", | ||
11 | "value": | 11 | "value": | ||
12 | nsw.gov.au/dataset/inundation-maps-for-nsw-inland-floodplain-wetlands" | 12 | nsw.gov.au/dataset/inundation-maps-for-nsw-inland-floodplain-wetlands" | ||
13 | } | 13 | } | ||
14 | ], | 14 | ], | ||
15 | "groups": [], | 15 | "groups": [], | ||
16 | "id": "19918504-269e-4626-a45b-3d126c6de70c", | 16 | "id": "19918504-269e-4626-a45b-3d126c6de70c", | ||
17 | "isopen": true, | 17 | "isopen": true, | ||
18 | "license_id": "cc-by", | 18 | "license_id": "cc-by", | ||
19 | "license_title": "Creative Commons Attribution", | 19 | "license_title": "Creative Commons Attribution", | ||
20 | "license_url": "http://www.opendefinition.org/licenses/cc-by", | 20 | "license_url": "http://www.opendefinition.org/licenses/cc-by", | ||
21 | "likes": 0, | 21 | "likes": 0, | ||
22 | "maintainer": null, | 22 | "maintainer": null, | ||
23 | "maintainer_email": null, | 23 | "maintainer_email": null, | ||
24 | "metadata_created": "2020-08-30T22:04:55.751913", | 24 | "metadata_created": "2020-08-30T22:04:55.751913", | ||
n | 25 | "metadata_modified": "2024-02-26T13:17:34.415267", | n | 25 | "metadata_modified": "2024-02-26T13:21:15.330117", |
26 | "name": "inundation-maps-for-nsw-inland-floodplain-wetlands", | 26 | "name": "inundation-maps-for-nsw-inland-floodplain-wetlands", | ||
27 | "notes": "Under the NSW DPIE-EES Environmental Water Management | 27 | "notes": "Under the NSW DPIE-EES Environmental Water Management | ||
28 | Program the distribution and extent of inundation is monitored in | 28 | Program the distribution and extent of inundation is monitored in | ||
29 | large inland floodplain wetland assets which are targeted for | 29 | large inland floodplain wetland assets which are targeted for | ||
30 | environmental flow delivery and located in the NSW portion of the | 30 | environmental flow delivery and located in the NSW portion of the | ||
31 | Murray-Darling Basin: Gwydir wetlands, Lowbidgee floodplain, Lower | 31 | Murray-Darling Basin: Gwydir wetlands, Lowbidgee floodplain, Lower | ||
32 | Lachlan wetlands, Macquarie Marshes, and Barmah-Millewa Forest. | 32 | Lachlan wetlands, Macquarie Marshes, and Barmah-Millewa Forest. | ||
33 | Inundation maps are derived from image observations sourced from the | 33 | Inundation maps are derived from image observations sourced from the | ||
34 | satellite data sources of Landsat (30m pixel) and Sentinel-2 (10m | 34 | satellite data sources of Landsat (30m pixel) and Sentinel-2 (10m | ||
35 | pixel) for the period July 2014-June 2019. Image observations are | 35 | pixel) for the period July 2014-June 2019. Image observations are | ||
36 | automatically downloaded by NSW DPIE from the USGS (Unites State | 36 | automatically downloaded by NSW DPIE from the USGS (Unites State | ||
37 | Geological Survey\u2019s Earth Explorer website | 37 | Geological Survey\u2019s Earth Explorer website | ||
38 | (http://earthexplorer.usgs.gov ) and the Copernicus Sentinel Open | 38 | (http://earthexplorer.usgs.gov ) and the Copernicus Sentinel Open | ||
39 | Access Hub (https://scihub.copernicus.eu/dhus/#/home ) as | 39 | Access Hub (https://scihub.copernicus.eu/dhus/#/home ) as | ||
40 | orthorectified images. NSW DPIE process these images to standardised | 40 | orthorectified images. NSW DPIE process these images to standardised | ||
41 | surface reflectance (Flood et al. 2013). Image observations with high | 41 | surface reflectance (Flood et al. 2013). Image observations with high | ||
42 | cloud coverage (>50%) are not considered because they cannot be | 42 | cloud coverage (>50%) are not considered because they cannot be | ||
43 | processed. The inundation mapping procedure is a modified version of | 43 | processed. The inundation mapping procedure is a modified version of | ||
44 | Thomas et. al (2015) which is a method to map inundation in vegetated | 44 | Thomas et. al (2015) which is a method to map inundation in vegetated | ||
45 | floodplain wetlands using an integrated spectral response to water and | 45 | floodplain wetlands using an integrated spectral response to water and | ||
46 | vigorous vegetation. From each satellite image observation NSW | 46 | vigorous vegetation. From each satellite image observation NSW | ||
47 | DPIE-EES automatically generates a water index (Fisher et al. 2016) | 47 | DPIE-EES automatically generates a water index (Fisher et al. 2016) | ||
48 | and the NDVI vegetation index. These indices are used to allocate | 48 | and the NDVI vegetation index. These indices are used to allocate | ||
49 | inundated pixels to classes of open water, mixed water and vegetation, | 49 | inundated pixels to classes of open water, mixed water and vegetation, | ||
50 | and dense vegetation cover that was inundated (Thomas et al. 2015). A | 50 | and dense vegetation cover that was inundated (Thomas et al. 2015). A | ||
51 | process of pixel recoding is conducted to produce each inundation map. | 51 | process of pixel recoding is conducted to produce each inundation map. | ||
52 | First all inundation classes are merged and allocated a value of one | 52 | First all inundation classes are merged and allocated a value of one | ||
53 | (1) whilst all other pixels are allocated a value of zero (0). Second, | 53 | (1) whilst all other pixels are allocated a value of zero (0). Second, | ||
54 | ancillary data is then used to identify irrigation infrastructure to | 54 | ancillary data is then used to identify irrigation infrastructure to | ||
55 | do two things: locate inundated pixels within off-river storages (ORS) | 55 | do two things: locate inundated pixels within off-river storages (ORS) | ||
56 | by recoding to a value of (2) and to remove cropped areas that have | 56 | by recoding to a value of (2) and to remove cropped areas that have | ||
57 | similar spectral properties to wetland vegetation by coding the pixels | 57 | similar spectral properties to wetland vegetation by coding the pixels | ||
58 | to a value of zero (0). Third, for observation dates affected by cloud | 58 | to a value of zero (0). Third, for observation dates affected by cloud | ||
59 | shadow, which is often incorrectly detected as water, pixels are | 59 | shadow, which is often incorrectly detected as water, pixels are | ||
60 | manually reclassified as cloud shadow by recoding them to a value of | 60 | manually reclassified as cloud shadow by recoding them to a value of | ||
61 | three (3). The final inundation classes are inundated (1), off-river | 61 | three (3). The final inundation classes are inundated (1), off-river | ||
62 | storages with water (ors) (2), cloud shadow (3), and not inundated | 62 | storages with water (ors) (2), cloud shadow (3), and not inundated | ||
63 | (0). Final inundation maps are clipped to the inland floodplain | 63 | (0). Final inundation maps are clipped to the inland floodplain | ||
64 | wetland boundaries.\r\n\r\nThe naming format of the files | 64 | wetland boundaries.\r\n\r\nThe naming format of the files | ||
65 | are:\r\nWetland_date _sensor_inundation1_ors2_cloud3.tif or | 65 | are:\r\nWetland_date _sensor_inundation1_ors2_cloud3.tif or | ||
66 | Wetland_path_date | 66 | Wetland_path_date | ||
67 | _sensor_inundation1_ors2_cloud3.tif\r\n\r\nWetland:\r\nbm = Barmah | 67 | _sensor_inundation1_ors2_cloud3.tif\r\n\r\nWetland:\r\nbm = Barmah | ||
68 | Millewa floodplain\r\ngw = Gwydir floodplain\r\nlachlan = Lachlan | 68 | Millewa floodplain\r\ngw = Gwydir floodplain\r\nlachlan = Lachlan | ||
69 | floodplain\r\nlo = Lowbidgee floodplain\r\nmm = Macquarie Marshes | 69 | floodplain\r\nlo = Lowbidgee floodplain\r\nmm = Macquarie Marshes | ||
70 | floodplain\r\n\r\nPath: Specific to the Lachlan\r\nDate: Satellite | 70 | floodplain\r\n\r\nPath: Specific to the Lachlan\r\nDate: Satellite | ||
71 | image date processed\r\nSensor: Sensor type- l7 (Landsat7; l8 (Landsat | 71 | image date processed\r\nSensor: Sensor type- l7 (Landsat7; l8 (Landsat | ||
72 | 8); s2 (Sentinel2)\r\nInundation1: Inundated\r\nors2: Off-River | 72 | 8); s2 (Sentinel2)\r\nInundation1: Inundated\r\nors2: Off-River | ||
73 | Storage with water\r\ncloud3: Cloud shadow (in filename if | 73 | Storage with water\r\ncloud3: Cloud shadow (in filename if | ||
74 | present)\r\n\r\nReferences:\r\nFisher, A., Flood, N. and Danaher, T. | 74 | present)\r\n\r\nReferences:\r\nFisher, A., Flood, N. and Danaher, T. | ||
75 | (2016). Comparing Landsat water index methods for automated water | 75 | (2016). Comparing Landsat water index methods for automated water | ||
76 | classification in eastern Australia. Remote Sensing of Environment, | 76 | classification in eastern Australia. Remote Sensing of Environment, | ||
77 | 175, 167-182.\r\n\r\nFlood, N., Danaher, T., Gill, T., & Gillingham, | 77 | 175, 167-182.\r\n\r\nFlood, N., Danaher, T., Gill, T., & Gillingham, | ||
78 | S. (2013). An operational scheme for deriving standardised surface | 78 | S. (2013). An operational scheme for deriving standardised surface | ||
79 | reflectance from Landsat TM/ETM+ and SPOT HRG imagery for eastern | 79 | reflectance from Landsat TM/ETM+ and SPOT HRG imagery for eastern | ||
80 | Australia. Remote Sensing, 5, 83\u2013109.\r\n\r\nThomas, R. F., | 80 | Australia. Remote Sensing, 5, 83\u2013109.\r\n\r\nThomas, R. F., | ||
81 | Kingsford, R. T., Lu, Y., Cox, S. J., Sims, N. C. and Hunter, S. J., | 81 | Kingsford, R. T., Lu, Y., Cox, S. J., Sims, N. C. and Hunter, S. J., | ||
82 | (2015). Mapping inundation in the heterogeneous floodplain wetlands of | 82 | (2015). Mapping inundation in the heterogeneous floodplain wetlands of | ||
83 | the Macquarie Marshes, using Landsat Thematic Mapper. Journal of | 83 | the Macquarie Marshes, using Landsat Thematic Mapper. Journal of | ||
84 | Hydrology 524, 194-213.\r\n", | 84 | Hydrology 524, 194-213.\r\n", | ||
85 | "num_resources": 4, | 85 | "num_resources": 4, | ||
86 | "num_tags": 0, | 86 | "num_tags": 0, | ||
87 | "organization": { | 87 | "organization": { | ||
88 | "approval_status": "approved", | 88 | "approval_status": "approved", | ||
89 | "created": "2024-02-06T16:04:42.881176", | 89 | "created": "2024-02-06T16:04:42.881176", | ||
90 | "description": "Ensuring a sustainable NSW through climate change | 90 | "description": "Ensuring a sustainable NSW through climate change | ||
91 | and energy action, water management, environment and heritage | 91 | and energy action, water management, environment and heritage | ||
92 | conservation and protection.", | 92 | conservation and protection.", | ||
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98 | "state": "active", | 98 | "state": "active", | ||
99 | "title": "NSW Department of Climate Change, Energy, the | 99 | "title": "NSW Department of Climate Change, Energy, the | ||
100 | Environment and Water", | 100 | Environment and Water", | ||
101 | "type": "organization" | 101 | "type": "organization" | ||
102 | }, | 102 | }, | ||
103 | "owner_org": "139dd472-a9c0-4063-8de9-3b9b5ff5f255", | 103 | "owner_org": "139dd472-a9c0-4063-8de9-3b9b5ff5f255", | ||
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152 | "url_type": null | 152 | "url_type": null | ||
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190 | "name": "2021-2022 inundation maps", | 190 | "name": "2021-2022 inundation maps", | ||
191 | "package_id": "19918504-269e-4626-a45b-3d126c6de70c", | 191 | "package_id": "19918504-269e-4626-a45b-3d126c6de70c", | ||
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198 | "url_type": null | 198 | "url_type": null | ||
199 | } | 199 | } | ||
200 | ], | 200 | ], | ||
201 | "spatial": | 201 | "spatial": | ||
202 | 7385835645,-36.32680798316042],[140.888671875,-36.32680798316042]]]}", | 202 | 7385835645,-36.32680798316042],[140.888671875,-36.32680798316042]]]}", | ||
203 | "spatial_coverage": | 203 | "spatial_coverage": | ||
204 | 7385835645,-36.32680798316042],[140.888671875,-36.32680798316042]]]}", | 204 | 7385835645,-36.32680798316042],[140.888671875,-36.32680798316042]]]}", | ||
205 | "state": "active", | 205 | "state": "active", | ||
206 | "tags": [], | 206 | "tags": [], | ||
207 | "temporal_coverage_from": "2014-01-07", | 207 | "temporal_coverage_from": "2014-01-07", | ||
208 | "temporal_coverage_to": "2019-07-31", | 208 | "temporal_coverage_to": "2019-07-31", | ||
209 | "title": "Inundation Maps for NSW Inland Floodplain Wetlands", | 209 | "title": "Inundation Maps for NSW Inland Floodplain Wetlands", | ||
210 | "type": "dataset", | 210 | "type": "dataset", | ||
211 | "unpublished": "false", | 211 | "unpublished": "false", | ||
212 | "update_freq": "unknown", | 212 | "update_freq": "unknown", | ||
213 | "url": null, | 213 | "url": null, | ||
214 | "version": null | 214 | "version": null | ||
215 | } | 215 | } |