2025-09-01 01:05:41,874 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250726 as 2025-07-26-10-05-37_L8_sar2230_ms.tif 2025-09-01 01:05:46,430 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250811 as 2025-08-11-10-05-45_L8_sar2230_ms.tif 2025-09-01 01:05:51,750 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250726 as 2025-07-26-10-06-01_L8_sar2230_ms.tif 2025-09-01 01:05:57,136 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250811 as 2025-08-11-10-06-09_L8_sar2230_ms.tif 2025-09-01 01:06:00,447 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250802 as 2025-08-02-10-11-50_L8_sar2230_ms.tif 2025-09-01 01:06:04,822 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250818 as 2025-08-18-10-11-58_L8_sar2230_ms.tif 2025-09-01 01:06:08,093 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250802 as 2025-08-02-10-12-14_L8_sar2230_ms.tif 2025-09-01 01:06:11,640 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250803 as 2025-08-03-10-05-39_L9_sar2230_ms.tif 2025-09-01 01:06:16,036 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250819 as 2025-08-19-10-05-50_L9_sar2230_ms.tif 2025-09-01 01:06:22,749 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250803 as 2025-08-03-10-06-03_L9_sar2230_ms.tif 2025-09-01 01:06:27,169 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250819 as 2025-08-19-10-06-14_L9_sar2230_ms.tif 2025-09-01 01:06:32,629 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250810 as 2025-08-10-10-11-57_L9_sar2230_ms.tif 2025-09-01 01:06:36,049 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250826 as 2025-08-26-10-12-02_L9_sar2230_ms.tif 2025-09-01 01:06:36,092 - satellite_download_logger - INFO - Please read the following information carefully: 2025-09-01 01:06:36,092 - satellite_download_logger - INFO - find_wl_contours2: A method for extracting shorelines that uses the sand water interface detected with the model to refine the threshold that's used to detect shorelines . - This is the default method used when there are enough sand pixels within the reference shoreline buffer. 2025-09-01 01:06:36,092 - satellite_download_logger - INFO - find_wl_contours1: This shoreline extraction method uses a threshold to differentiate between water and land pixels in images, relying on Modified Normalized Difference Water Index (MNDWI) values. However, it may inaccurately classify snow and ice as water, posing a limitation in certain environments. - This is only used when not enough sand pixels are detected within the reference shoreline buffer. 2025-09-01 01:06:36,092 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-09-01 01:06:36,093 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-09-01 01:06:36,095 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-09-01 01:06:36,095 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-09-01 01:06:36,097 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-09-01 01:06:36,103 - satellite_download_logger - WARNING - L8 2025-07-26-10-05-37: Skipped due to cloud cover 30.60% > threshold 10.00% 2025-09-01 01:06:36,109 - satellite_download_logger - WARNING - L8 2025-07-26-10-06-01: Skipped due to cloud cover 43.29% > threshold 10.00% 2025-09-01 01:06:36,113 - satellite_download_logger - INFO - L8 2025-08-02-10-11-50 cloud cover : 0.00% 2025-09-01 01:06:36,142 - satellite_download_logger - INFO - L8 2025-08-02-10-11-50: sand: 0.00% ,whitewater: 0.39% ,water: 52.28% 2025-09-01 01:06:36,142 - satellite_download_logger - INFO - L8 2025-08-02-10-11-50: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:36,144 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 3 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:36,145 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 110 2025-09-01 01:06:36,145 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 110 2025-09-01 01:06:36,145 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 110 2025-09-01 01:06:36,145 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 110 2025-09-01 01:06:36,476 - satellite_download_logger - INFO - L8 2025-08-02-10-12-14 cloud cover : 0.00% 2025-09-01 01:06:36,494 - satellite_download_logger - INFO - L8 2025-08-02-10-12-14: sand: 0.00% ,whitewater: 0.14% ,water: 14.31% 2025-09-01 01:06:36,494 - satellite_download_logger - INFO - L8 2025-08-02-10-12-14: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:36,495 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-09-01 01:06:36,682 - satellite_download_logger - INFO - L8 2025-08-11-10-05-45 cloud cover : 0.00% 2025-09-01 01:06:36,712 - satellite_download_logger - INFO - L8 2025-08-11-10-05-45: sand: 0.00% ,whitewater: 0.00% ,water: 52.50% 2025-09-01 01:06:36,712 - satellite_download_logger - INFO - L8 2025-08-11-10-05-45: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:36,714 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:36,714 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 117 2025-09-01 01:06:36,714 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 117 2025-09-01 01:06:36,714 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 117 2025-09-01 01:06:36,714 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 117 2025-09-01 01:06:37,026 - satellite_download_logger - INFO - L8 2025-08-11-10-06-09 cloud cover : 0.00% 2025-09-01 01:06:37,064 - satellite_download_logger - INFO - L8 2025-08-11-10-06-09: sand: 0.00% ,whitewater: 0.00% ,water: 52.37% 2025-09-01 01:06:37,065 - satellite_download_logger - INFO - L8 2025-08-11-10-06-09: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:37,066 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:37,066 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 117 2025-09-01 01:06:37,066 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 117 2025-09-01 01:06:37,066 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 117 2025-09-01 01:06:37,066 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 117 2025-09-01 01:06:37,393 - satellite_download_logger - INFO - L8 2025-08-18-10-11-58 cloud cover : 0.00% 2025-09-01 01:06:37,543 - satellite_download_logger - INFO - L8 2025-08-18-10-11-58: sand: 0.00% ,whitewater: 0.00% ,water: 53.19% 2025-09-01 01:06:37,543 - satellite_download_logger - INFO - L8 2025-08-18-10-11-58: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:37,545 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:37,545 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 123 2025-09-01 01:06:37,545 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 123 2025-09-01 01:06:37,545 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 123 2025-09-01 01:06:37,545 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 123 2025-09-01 01:06:37,812 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-09-01 01:06:37,821 - satellite_download_logger - WARNING - L9 2025-07-25-10-11-47: Skipped due to cloud cover 20.17% > threshold 10.00% 2025-09-01 01:06:37,841 - satellite_download_logger - INFO - L9 2025-07-25-10-12-11 cloud cover : 0.00% 2025-09-01 01:06:37,849 - satellite_download_logger - INFO - L9 2025-07-25-10-12-11: sand: 0.00% ,whitewater: 0.00% ,water: 9.55% 2025-09-01 01:06:37,849 - satellite_download_logger - INFO - L9 2025-07-25-10-12-11: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:37,850 - satellite_download_logger - ERROR - L9 2025-07-25-10-12-11: Could not map shoreline due to error no valid pixels found in reference shoreline buffer. Traceback (most recent call last): File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 1061, in extract_shorelines shoreline, t_mndwi = find_shoreline_optical( ^^^^^^^^^^^^^^^^^^^^^^^ File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 216, in find_shoreline_optical contours_mwi, t_mndwi = find_wl_contours1(im_mndwi, cloud_mask, im_ref_buffer) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/ubuntu/.local/lib/python3.12/site-packages/coastsat/SDS_shoreline.py", line 1426, in find_wl_contours1 raise ValueError("no valid pixels found in reference shoreline buffer.") ValueError: no valid pixels found in reference shoreline buffer. 2025-09-01 01:06:37,853 - satellite_download_logger - WARNING - L9 2025-08-03-10-05-39: Skipped due to cloud cover 24.51% > threshold 10.00% 2025-09-01 01:06:37,856 - satellite_download_logger - INFO - L9 2025-08-03-10-06-03 cloud cover : 0.00% 2025-09-01 01:06:37,884 - satellite_download_logger - INFO - L9 2025-08-03-10-06-03: sand: 0.00% ,whitewater: 2.17% ,water: 52.63% 2025-09-01 01:06:37,884 - satellite_download_logger - INFO - L9 2025-08-03-10-06-03: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:37,886 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:37,886 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 108 2025-09-01 01:06:37,886 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 108 2025-09-01 01:06:37,886 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 108 2025-09-01 01:06:37,886 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 108 2025-09-01 01:06:38,162 - satellite_download_logger - INFO - L9 2025-08-10-10-11-57 cloud cover : 0.00% 2025-09-01 01:06:38,185 - satellite_download_logger - INFO - L9 2025-08-10-10-11-57: sand: 0.00% ,whitewater: 0.00% ,water: 52.72% 2025-09-01 01:06:38,186 - satellite_download_logger - INFO - L9 2025-08-10-10-11-57: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:38,187 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 4 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:38,187 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 121 2025-09-01 01:06:38,187 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 121 2025-09-01 01:06:38,187 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 121 2025-09-01 01:06:38,187 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 121 2025-09-01 01:06:38,452 - satellite_download_logger - INFO - L9 2025-08-19-10-05-50 cloud cover : 0.00% 2025-09-01 01:06:38,502 - satellite_download_logger - INFO - L9 2025-08-19-10-05-50: sand: 0.00% ,whitewater: 0.00% ,water: 52.59% 2025-09-01 01:06:38,502 - satellite_download_logger - INFO - L9 2025-08-19-10-05-50: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:38,503 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:38,504 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 113 2025-09-01 01:06:38,504 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 113 2025-09-01 01:06:38,504 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 113 2025-09-01 01:06:38,504 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 113 2025-09-01 01:06:38,839 - satellite_download_logger - INFO - L9 2025-08-19-10-06-14 cloud cover : 0.00% 2025-09-01 01:06:38,889 - satellite_download_logger - INFO - L9 2025-08-19-10-06-14: sand: 0.00% ,whitewater: 0.00% ,water: 52.46% 2025-09-01 01:06:38,890 - satellite_download_logger - INFO - L9 2025-08-19-10-06-14: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-09-01 01:06:38,891 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-09-01 01:06:38,891 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 115 2025-09-01 01:06:38,891 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 115 2025-09-01 01:06:38,891 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 115 2025-09-01 01:06:38,891 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 115 2025-09-01 01:06:39,234 - satellite_download_logger - WARNING - L9 2025-08-26-10-12-02: Skipped due to cloud cover 11.13% > threshold 10.00%