2025-08-01 01:06:22,865 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193031_20250624 as 2025-06-24-10-05-27_L8_sar2235_ms.tif 2025-08-01 01:06:28,122 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250624 as 2025-06-24-10-05-51_L8_sar2235_ms.tif 2025-08-01 01:06:33,483 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_193032_20250710 as 2025-07-10-10-05-54_L8_sar2235_ms.tif 2025-08-01 01:06:37,653 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250701 as 2025-07-01-10-11-40_L8_sar2235_ms.tif 2025-08-01 01:06:41,022 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194031_20250717 as 2025-07-17-10-11-45_L8_sar2235_ms.tif 2025-08-01 01:06:45,443 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250701 as 2025-07-01-10-12-04_L8_sar2235_ms.tif 2025-08-01 01:06:49,098 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC08/C02/T1_TOA/LC08_194032_20250717 as 2025-07-17-10-12-09_L8_sar2235_ms.tif 2025-08-01 01:06:54,435 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250702 as 2025-07-02-10-05-27_L9_sar2235_ms.tif 2025-08-01 01:06:58,845 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193031_20250718 as 2025-07-18-10-05-33_L9_sar2235_ms.tif 2025-08-01 01:07:03,263 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250702 as 2025-07-02-10-05-51_L9_sar2235_ms.tif 2025-08-01 01:07:07,723 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_193032_20250718 as 2025-07-18-10-05-57_L9_sar2235_ms.tif 2025-08-01 01:07:12,184 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250709 as 2025-07-09-10-11-38_L9_sar2235_ms.tif 2025-08-01 01:07:17,486 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194031_20250725 as 2025-07-25-10-11-47_L9_sar2235_ms.tif 2025-08-01 01:07:21,144 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250709 as 2025-07-09-10-12-02_L9_sar2235_ms.tif 2025-08-01 01:07:25,494 - satellite_download_logger - INFO - Successfully downloaded image ID LANDSAT/LC09/C02/T1_TOA/LC09_194032_20250725 as 2025-07-25-10-12-11_L9_sar2235_ms.tif 2025-08-01 01:07:25,544 - satellite_download_logger - INFO - Please read the following information carefully: 2025-08-01 01:07:25,544 - 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 01:07:25,544 - 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 01:07:25,544 - satellite_download_logger - INFO - --------------------------------------------------------------------------------------------------------------------- 2025-08-01 01:07:25,545 - satellite_download_logger - INFO - Extracting shorelines for L5 Minimum Shoreline Length: 500 2025-08-01 01:07:25,547 - satellite_download_logger - INFO - WARNING: CoastSat has hard-coded the value for the minimum shoreline length for L7 to 200 2025-08-01 01:07:25,547 - satellite_download_logger - INFO - Extracting shorelines for L7 Minimum Shoreline Length: 200 2025-08-01 01:07:25,548 - satellite_download_logger - INFO - Extracting shorelines for L8 Minimum Shoreline Length: 500 2025-08-01 01:07:25,551 - satellite_download_logger - INFO - L8 2025-06-24-10-05-27 cloud cover : 0.00% 2025-08-01 01:07:25,561 - satellite_download_logger - INFO - L8 2025-06-24-10-05-27: sand: 0.00% ,whitewater: 0.00% ,water: 18.80% 2025-08-01 01:07:25,561 - satellite_download_logger - INFO - L8 2025-06-24-10-05-27: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 01:07:25,562 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-08-01 01:07:25,706 - satellite_download_logger - INFO - L8 2025-06-24-10-05-51 cloud cover : 0.00% 2025-08-01 01:07:25,730 - satellite_download_logger - INFO - L8 2025-06-24-10-05-51: sand: 0.00% ,whitewater: 0.00% ,water: 37.84% 2025-08-01 01:07:25,730 - 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 01:07:25,734 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:25,734 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 107 2025-08-01 01:07:25,734 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 107 2025-08-01 01:07:25,734 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 107 2025-08-01 01:07:25,734 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 107 2025-08-01 01:07:25,990 - satellite_download_logger - INFO - L8 2025-07-01-10-11-40 cloud cover : 0.00% 2025-08-01 01:07:26,012 - satellite_download_logger - INFO - L8 2025-07-01-10-11-40: sand: 0.00% ,whitewater: 0.00% ,water: 34.91% 2025-08-01 01:07:26,013 - 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 01:07:26,014 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:26,014 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 106 2025-08-01 01:07:26,014 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 106 2025-08-01 01:07:26,014 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 106 2025-08-01 01:07:26,014 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 106 2025-08-01 01:07:26,510 - satellite_download_logger - INFO - L8 2025-07-01-10-12-04 cloud cover : 0.00% 2025-08-01 01:07:26,546 - satellite_download_logger - INFO - L8 2025-07-01-10-12-04: sand: 0.00% ,whitewater: 0.00% ,water: 34.91% 2025-08-01 01:07:26,546 - 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 01:07:26,548 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:26,548 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 106 2025-08-01 01:07:26,548 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 106 2025-08-01 01:07:26,548 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 106 2025-08-01 01:07:26,548 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 106 2025-08-01 01:07:26,810 - satellite_download_logger - INFO - L8 2025-07-10-10-05-54 cloud cover : 0.00% 2025-08-01 01:07:26,845 - satellite_download_logger - INFO - L8 2025-07-10-10-05-54: sand: 0.00% ,whitewater: 0.00% ,water: 38.47% 2025-08-01 01:07:26,845 - 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 01:07:26,846 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 2 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:26,847 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 97 2025-08-01 01:07:26,847 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 97 2025-08-01 01:07:26,847 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 97 2025-08-01 01:07:26,847 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 97 2025-08-01 01:07:27,162 - satellite_download_logger - INFO - L8 2025-07-17-10-11-45 cloud cover : 0.00% 2025-08-01 01:07:27,194 - satellite_download_logger - INFO - L8 2025-07-17-10-11-45: sand: 0.00% ,whitewater: 0.42% ,water: 37.77% 2025-08-01 01:07:27,194 - 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 01:07:27,196 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:27,196 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 104 2025-08-01 01:07:27,196 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 104 2025-08-01 01:07:27,196 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 104 2025-08-01 01:07:27,196 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 104 2025-08-01 01:07:27,449 - satellite_download_logger - INFO - L8 2025-07-17-10-12-09 cloud cover : 0.00% 2025-08-01 01:07:27,479 - satellite_download_logger - INFO - L8 2025-07-17-10-12-09: sand: 0.00% ,whitewater: 0.49% ,water: 37.63% 2025-08-01 01:07:27,480 - 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 01:07:27,481 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:27,481 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 104 2025-08-01 01:07:27,481 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 104 2025-08-01 01:07:27,481 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 104 2025-08-01 01:07:27,481 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 104 2025-08-01 01:07:27,768 - satellite_download_logger - INFO - Extracting shorelines for L9 Minimum Shoreline Length: 500 2025-08-01 01:07:27,772 - satellite_download_logger - INFO - L9 2025-07-02-10-05-27 cloud cover : 0.00% 2025-08-01 01:07:27,783 - satellite_download_logger - INFO - L9 2025-07-02-10-05-27: sand: 0.00% ,whitewater: 0.00% ,water: 30.39% 2025-08-01 01:07:27,783 - satellite_download_logger - INFO - L9 2025-07-02-10-05-27: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 01:07:27,784 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 0 shorelines 2025-08-01 01:07:27,938 - satellite_download_logger - INFO - L9 2025-07-02-10-05-51 cloud cover : 0.00% 2025-08-01 01:07:27,963 - satellite_download_logger - INFO - L9 2025-07-02-10-05-51: sand: 0.00% ,whitewater: 0.00% ,water: 38.33% 2025-08-01 01:07:27,964 - 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 01:07:27,965 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:27,965 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 105 2025-08-01 01:07:27,965 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 105 2025-08-01 01:07:27,965 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 105 2025-08-01 01:07:27,965 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 105 2025-08-01 01:07:28,199 - satellite_download_logger - INFO - L9 2025-07-09-10-11-38 cloud cover : 0.00% 2025-08-01 01:07:28,222 - satellite_download_logger - INFO - L9 2025-07-09-10-11-38: sand: 0.00% ,whitewater: 0.49% ,water: 36.59% 2025-08-01 01:07:28,222 - satellite_download_logger - INFO - L9 2025-07-09-10-11-38: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 01:07:28,223 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:28,223 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 102 2025-08-01 01:07:28,224 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 102 2025-08-01 01:07:28,224 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 102 2025-08-01 01:07:28,224 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 102 2025-08-01 01:07:28,457 - satellite_download_logger - INFO - L9 2025-07-09-10-12-02 cloud cover : 0.00% 2025-08-01 01:07:28,481 - satellite_download_logger - INFO - L9 2025-07-09-10-12-02: sand: 0.00% ,whitewater: 0.49% ,water: 36.86% 2025-08-01 01:07:28,481 - satellite_download_logger - INFO - L9 2025-07-09-10-12-02: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 01:07:28,483 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:28,483 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 100 2025-08-01 01:07:28,483 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 100 2025-08-01 01:07:28,483 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 100 2025-08-01 01:07:28,483 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 100 2025-08-01 01:07:28,736 - satellite_download_logger - INFO - L9 2025-07-18-10-05-33 cloud cover : 0.00% 2025-08-01 01:07:28,743 - satellite_download_logger - INFO - L9 2025-07-18-10-05-33: sand: 0.00% ,whitewater: 0.00% ,water: 0.00% 2025-08-01 01:07:28,743 - satellite_download_logger - INFO - L9 2025-07-18-10-05-33: Less than 50 sand pixels detected within reference shoreline buffer. Using find_wl_contours1 2025-08-01 01:07:28,744 - satellite_download_logger - ERROR - L9 2025-07-18-10-05-33: 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 01:07:28,747 - satellite_download_logger - INFO - L9 2025-07-18-10-05-57 cloud cover : 0.00% 2025-08-01 01:07:28,769 - satellite_download_logger - INFO - L9 2025-07-18-10-05-57: sand: 0.00% ,whitewater: 0.00% ,water: 39.30% 2025-08-01 01:07:28,769 - 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 01:07:28,770 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:28,770 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 100 2025-08-01 01:07:28,770 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 100 2025-08-01 01:07:28,770 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 100 2025-08-01 01:07:28,770 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 100 2025-08-01 01:07:29,103 - satellite_download_logger - INFO - L9 2025-07-25-10-11-47 cloud cover : 0.00% 2025-08-01 01:07:29,128 - satellite_download_logger - INFO - L9 2025-07-25-10-11-47: sand: 0.00% ,whitewater: 0.00% ,water: 36.66% 2025-08-01 01:07:29,128 - 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 01:07:29,130 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:29,130 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 107 2025-08-01 01:07:29,130 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 107 2025-08-01 01:07:29,130 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 107 2025-08-01 01:07:29,130 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 107 2025-08-01 01:07:29,516 - satellite_download_logger - INFO - L9 2025-07-25-10-12-11 cloud cover : 0.00% 2025-08-01 01:07:29,584 - satellite_download_logger - INFO - L9 2025-07-25-10-12-11: sand: 0.00% ,whitewater: 0.00% ,water: 36.72% 2025-08-01 01:07:29,584 - 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 2025-08-01 01:07:29,586 - satellite_download_logger - INFO - Number of shorelines before removing shorelines < 500m: 1 shorelines. Number of shorelines after filtering shorelines: 1 shorelines 2025-08-01 01:07:29,586 - satellite_download_logger - INFO - Number of shoreline points before removing points within 300m of cloud mask 105 2025-08-01 01:07:29,586 - satellite_download_logger - INFO - Number of shoreline points after removing points within 300m of cloud mask 105 2025-08-01 01:07:29,586 - satellite_download_logger - INFO - Number of shoreline points before removing points within 30m of no data pixel 105 2025-08-01 01:07:29,586 - satellite_download_logger - INFO - Number of shoreline points after removing points within 30m of no data pixel 105