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MODIS/Terra Vegetation Indices (NDVI/EVI) at Utah UFLUX Bonneville Salt Flats

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BandDescriptionData BandsQuality Filtered and ScaledSummary Data
250m_16_days_EVI16 day EVI average csv json csv jsoncsv json
250m_16_days_NDVI16 day NDVI average csv json csv jsoncsv json
250m_16_days_blue_reflectanceSurface Reflectance Band 3 csv json
250m_16_days_composite_day_of_the_yearDay of year VI pixel csv json
250m_16_days_MIR_reflectanceSurface Reflectance Band 7 csv json
250m_16_days_NIR_reflectanceSurface Reflectance Band 2 csv json
250m_16_days_pixel_reliabilityQuality reliability of VI pixel csv json
250m_16_days_red_reflectanceSurface Reflectance Band 1 csv json
250m_16_days_relative_azimuth_angleRelative azimuth angle of VI pixel csv json
250m_16_days_sun_zenith_angleSun zenith angle of VI pixel csv json
250m_16_days_view_zenith_angleView zenith angle of VI Pixel csv json
250m_16_days_VI_QualityVI quality indicators csv json
All Bandscsv jsoncsv jsoncsv json

See File Formats documentation for details. Pixel Numbering Scheme

ProductMODIS/Terra Vegetation Indices (NDVI/EVI)
CoordinatesLatitude: 40.7848, Longitude: -113.8299 (WGS84 datum)
Areal ExtentApproximately 8.25 km [33 Pixels] Wide x 8.25 km [33 Pixels] High
Subset Date Range2000-02-18 (2000049) to 2024-11-16 (2024321)
Site IDus_utah_uflux_bonneville_salt_flats
Quality Control ConditionsAs Specified by Science Team (See QC Details tab)

Cite the Fixed Sites Subsets Tool [1] and the subset product [2] with the following citations. You may also download BibTeX citation

[1] ORNL DAAC. 2018. Fixed Sites Subsetting and Visualization Tool. ORNL DAAC, Oak Ridge, Tennessee, USA. Accessed December 17, 2024. Subset obtained for MOD13Q1 product at site id 'us_utah_uflux_bonneville_salt_flats'. https://doi.org/10.3334/ORNLDAAC/1567

[2] K. Didan. 2021. MOD13Q1 MODIS/Terra Vegetation Indices 16-Day L3 Global 250m SIN Grid V061. NASA EOSDIS Land Processes DAAC. https://doi.org/10.5067/MODIS/MOD13Q1.061

Location Details

Latitude [40.7848] Longitude [-113.8299]: Horizontal Tile [09] Vertical Tile [04] Sample [457] Line [1105]

Subset area boundarySubset area boundary
Corner Coordinates
Northwest Corner Latitude,Longitude: 40.819208 N, 113.93437 WNortheast Corner Latitude,Longitude: 40.819208 N, 113.843524 W
Southwest Corner Latitude,Longitude: 40.750458 N, 113.816488 WSoutheast Corner Latitude,Longitude: 40.750458 N, 113.725736 W
  • QC Filter Conditions
  • QC explanation for MODIS/Terra Vegetation Indices (NDVI/EVI_QC)
  • QC bit word numbering (0,1,2,3,4,5,6,....n):(n=7 or 15 or 31)
Filter ClassBitsBinaryQA-bitsValue
(Bin)		Value
(Int)		Bands
applied		QC bandDescriptionDisplay
MODLAND_QA16yes14-15000all250m_16_days_VI_QualityVI produced, good qualityPresented
MODLAND_QA16yes14-15011all250m_16_days_VI_QualityVI produced, but check other QAPresented
MODLAND_QA16yes14-15102all250m_16_days_VI_QualityPixel produced, but most probably cloudy Supressed
MODLAND_QA16yes14-15113all250m_16_days_VI_QualityPixel not produced due to other reasons than cloudsSupressed

Timeseries View

MOD13Q1 / 250m_16_days_NDVI (All acceptable pixels)

Toggle Time Series Visualization
Data are being created, check progress bar and log
Includes all pixels that have acceptable quality

MOD13Q1 / 250m_16_days_EVI (All acceptable pixels)

Toggle Time Series Visualization
Data are being created, check progress bar and log
Includes all pixels that have acceptable quality

Gridded View



Additional Information

MODIS Landcover IGBP Classification Scheme (Type_1 MCD12Q1)

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BandDescriptionData Bands
LC_Type1Land Cover Type 1: Annual International Geosphere-Biosphere Programme (IGBP) classification csv json

Shannon Diversity Components: Richness= Evenness=

User Guide for the MODIS Land Cover Type Product (MCD12Q1)PDF

MODIS Phenology time series (MCD12Q2)

Phenology region for user selected area 8.5 km wide x 8.5 km high

Cycle 1

Cycle 2
  • Greenup: Average date of the greenup (date when EVI2 first crossed 15% of amplitude) in the subset area
  • MidGreenup: Average date of the mid greenup (date when EVI2 first crossed 50% of amplitude) in the subset area
  • Maturity: Average date of the maturity (date when EVI2 first crossed 90% of amplitude) in the subset area
  • Peak: Average date of the peak (date when EVI2 reached maximum amplitude) in the subset area
  • Senescence: Average date of the senescence (date when EVI2 last crossed 90% of amplitude) in the subset area
  • MidGreendown: Average date of the mid greendown (date when EVI2 last crossed 50% of amplitude) in the subset area
  • Dormancy: Average date of the dormancy (date when EVI2 last crossed 15% of amplitude) in the subset area

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ProductData Bands
MCD12Q2.061 csv json

User Guide for the MODIS Land Cover Dynamics Product (MCD12Q2)PDF

Resources

Create statistics plots in R
Visualize the data from the 'Downloads' section above as informative plots in R. Using the provided scripts, different statistical plots can be easily generated, such as plots of mean monthly values or mean yearly values, frequency histograms, time series plots with years stacked, etc.