2025-08-01 00:22:30,809 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250624 as 2025-06-24-10-05-51_L8_sar0262_ms.tif 2025-08-01 00:22:34,151 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250710 as 2025-07-10-10-05-54_L8_sar0262_ms.tif 2025-08-01 00:22:37,676 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250701 as 2025-07-01-10-11-40_L8_sar0262_ms.tif 2025-08-01 00:22:41,049 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250717 as 2025-07-17-10-11-45_L8_sar0262_ms.tif 2025-08-01 00:22:45,247 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250701 as 2025-07-01-10-12-04_L8_sar0262_ms.tif 2025-08-01 00:22:49,690 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250717 as 2025-07-17-10-12-09_L8_sar0262_ms.tif 2025-08-01 00:22:54,366 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250702 as 2025-07-02-10-05-51_L9_sar0262_ms.tif 2025-08-01 00:22:58,702 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250718 as 2025-07-18-10-05-57_L9_sar0262_ms.tif 2025-08-01 00:23:02,075 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250725 as 2025-07-25-10-11-47_L9_sar0262_ms.tif 2025-08-01 00:23:08,521 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250709 as 2025-07-09-10-12-02_L9_sar0262_ms.tif 2025-08-01 00:23:16,171 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250725 as 2025-07-25-10-12-11_L9_sar0262_ms.tif 2025-08-01 00:23:16,203 - satellite_download_logger - INFO - Please read the following information carefully: 2025-08-01 00:23:16,204 - 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. 2025-08-01 00:23:16,204 - 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. 2025-08-01 00:23:16,204 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-08-01 00:23:16,205 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-08-01 00:23:16,207 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-08-01 00:23:16,207 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-08-01 00:23:16,208 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-08-01 00:23:16,212 - satellite_download_logger - INFO - L8 2025-06-24-10-05-51 cloud cover : 0.00% 2025-08-01 00:23:16,230 - satellite_download_logger - INFO - L8 2025-06-24-10-05-51: sand: 0.00% ,whitewater: 0.00% ,water: 48.39% 2025-08-01 00:23:16,230 - satellite_download_logger - INFO - L8 2025-06-24-10-05-51: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:16,231 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:16,231 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-08-01 00:23:16,232 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-08-01 00:23:16,232 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-08-01 00:23:16,232 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 99 2025-08-01 00:23:16,507 - satellite_download_logger - INFO - L8 2025-07-01-10-11-40 cloud cover : 0.00% 2025-08-01 00:23:16,606 - satellite_download_logger - INFO - L8 2025-07-01-10-11-40: sand: 0.00% ,whitewater: 0.00% ,water: 7.10% 2025-08-01 00:23:16,607 - satellite_download_logger - INFO - L8 2025-07-01-10-11-40: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:16,608 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 3 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-08-01 00:23:16,770 - satellite_download_logger - INFO - L8 2025-07-01-10-12-04 cloud cover : 7.20% 2025-08-01 00:23:16,848 - satellite_download_logger - INFO - L8 2025-07-01-10-12-04: sand: 0.00% ,whitewater: 0.00% ,water: 40.48% 2025-08-01 00:23:16,848 - satellite_download_logger - INFO - L8 2025-07-01-10-12-04: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:16,849 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:16,849 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 105 2025-08-01 00:23:16,852 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 51 2025-08-01 00:23:16,852 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 51 2025-08-01 00:23:16,852 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 51 2025-08-01 00:23:17,047 - satellite_download_logger - INFO - L8 2025-07-10-10-05-54 cloud cover : 0.00% 2025-08-01 00:23:17,066 - satellite_download_logger - INFO - L8 2025-07-10-10-05-54: sand: 0.00% ,whitewater: 0.00% ,water: 48.21% 2025-08-01 00:23:17,066 - satellite_download_logger - INFO - L8 2025-07-10-10-05-54: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:17,067 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:17,067 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-08-01 00:23:17,068 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-08-01 00:23:17,068 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-08-01 00:23:17,068 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 99 2025-08-01 00:23:17,256 - satellite_download_logger - INFO - L8 2025-07-17-10-11-45 cloud cover : 0.00% 2025-08-01 00:23:17,278 - satellite_download_logger - INFO - L8 2025-07-17-10-11-45: sand: 0.00% ,whitewater: 0.00% ,water: 0.00% 2025-08-01 00:23:17,278 - satellite_download_logger - INFO - L8 2025-07-17-10-11-45: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:17,280 - satellite_download_logger - ERROR - L8 2025-07-17-10-11-45: 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. 2025-08-01 00:23:17,283 - satellite_download_logger - INFO - L8 2025-07-17-10-12-09 cloud cover : 6.67% 2025-08-01 00:23:17,309 - satellite_download_logger - INFO - L8 2025-07-17-10-12-09: sand: 0.00% ,whitewater: 0.30% ,water: 43.81% 2025-08-01 00:23:17,310 - satellite_download_logger - INFO - L8 2025-07-17-10-12-09: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:17,311 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:17,311 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 92 2025-08-01 00:23:17,313 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 36 2025-08-01 00:23:17,313 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 36 2025-08-01 00:23:17,313 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 36 2025-08-01 00:23:17,563 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-08-01 00:23:17,567 - satellite_download_logger - INFO - L9 2025-07-02-10-05-51 cloud cover : 0.00% 2025-08-01 00:23:17,586 - satellite_download_logger - INFO - L9 2025-07-02-10-05-51: sand: 0.00% ,whitewater: 0.00% ,water: 48.45% 2025-08-01 00:23:17,586 - satellite_download_logger - INFO - L9 2025-07-02-10-05-51: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:17,587 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:17,587 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 104 2025-08-01 00:23:17,588 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 104 2025-08-01 00:23:17,588 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 104 2025-08-01 00:23:17,588 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 104 2025-08-01 00:23:17,815 - satellite_download_logger - WARNING - L9 2025-07-09-10-12-02: Skipped due to cloud cover 43.81% > threshold 10.00% 2025-08-01 00:23:17,821 - satellite_download_logger - INFO - L9 2025-07-18-10-05-57 cloud cover : 0.00% 2025-08-01 00:23:17,843 - satellite_download_logger - INFO - L9 2025-07-18-10-05-57: sand: 0.00% ,whitewater: 0.00% ,water: 48.63% 2025-08-01 00:23:17,844 - satellite_download_logger - INFO - L9 2025-07-18-10-05-57: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:17,845 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 00:23:17,845 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 99 2025-08-01 00:23:17,845 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 99 2025-08-01 00:23:17,845 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 99 2025-08-01 00:23:17,845 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 99 2025-08-01 00:23:18,070 - satellite_download_logger - INFO - L9 2025-07-25-10-11-47 cloud cover : 0.00% 2025-08-01 00:23:18,104 - satellite_download_logger - INFO - L9 2025-07-25-10-11-47: sand: 0.00% ,whitewater: 0.00% ,water: 0.00% 2025-08-01 00:23:18,105 - satellite_download_logger - INFO - L9 2025-07-25-10-11-47: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 00:23:18,105 - satellite_download_logger - ERROR - L9 2025-07-25-10-11-47: 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. 2025-08-01 00:23:18,121 - satellite_download_logger - WARNING - L9 2025-07-25-10-12-11: Skipped due to cloud cover 36.19% > threshold 10.00%