File:(EPA Science Chesapeake Bay 2) 412-DSP-2-2012-08-02 DNRPatuxent 010.jpg - DPLA - a0d42d3886c5d8f21beffff333c691cc.jpg

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English

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Summary

[EPA Science Chesapeake Bay 2] 412-DSP-2-2012-08-02_DNRPatuxent_010.jpg (

)

Creator

Environmental Protection Agency. 12/2/1970

Title

[EPA Science Chesapeake Bay 2] 412-DSP-2-2012-08-02_DNRPatuxent_010.jpg

Description

The original digital file had the following descriptive metadata embedded in its header: Description: Water samples taken from various depths are passed through filters to capture plankton and suspended solids. Filter pads capture plankton and other suspended solids in water samples taken from various depths. Filters are sent to a lab for analysis of chlorophyll and types of suspended solids. Results of testing give a picture of water quality in sampling area. Vacuum manifold system used to draw water samples through filter pads. Date Picture Taken: 2012-08-02T09:02:31.055 Byline: Vance, Eric, EPA chief photographer Byline Title: Photographer

Date

1999-11-03/2015-03-16

Collection

National Archives at College Park - Still Pictures
Parent institution	National Archives at College Park
Location	College Park , United States of America
Coordinates	39° 00′ 02.16″ N, 76° 57′ 34.7″ W
Website	www.archives.gov/college-park/photographs
Authority file	: Q59661040 NAID: 31

Source/Photographer

This file was contributed to Wikimedia Commons by National Archives and Records Administration as part of a cooperation project. The donation was facilitated by the Digital Public Library of America, via its partner Digital Public Library of America.

Record in source catalog
DPLA identifier: a0d42d3886c5d8f21beffff333c691cc
National Archives Identifier: 24585554

Permission
(Reusing this file)

Public domain	This image (or other media) is a work of an Environmental Protection Agency employee, taken or made as part of that person's official duties. As works of the U.S. federal government, all EPA images are in the public domain.	EPA logo
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Standardized rights statement

No Copyright - United States

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	06:48, 22 November 2020		2,832 × 4,256 (1.18 MB)	DPLA bot (talk \| contribs)	Uploading DPLA ID a0d42d3886c5d8f21beffff333c691cc

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File usage on Commons

The following page uses this file:

File:(EPA Science Chesapeake Bay 2) 412-DSP-2-2012-08-02 DNRPatuxent 010.jpg - DPLA - a0d42d3886c5d8f21beffff333c691cc.jpg

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Image title	Water samples taken from various depths are passed through filters to capture plankton and suspended solids. Filter pads capture plankton and other suspended solids in water samples taken from various depths. Filters are sent to a lab for analysis of chlorophyll and types of suspended solids. Results of testing give a picture of water quality in sampling area. Vacuum manifold system used to draw water samples through filter pads. USEPA photo by Eric Vance
Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D3
Author	Eric Vance
Exposure time	1/250 sec (0.004)
F-number	f/4.5
ISO speed rating	100
Date and time of data generation	09:02, 2 August 2012
Lens focal length	24 mm
Orientation	Normal
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	Adobe Photoshop CS5 Macintosh
File change date and time	15:09, 3 August 2012
Exposure Program	Manual
Exif version	2.21
Date and time of digitizing	09:02, 2 August 2012
APEX shutter speed	7.965784
APEX aperture	4.33985
APEX exposure bias	0
Maximum land aperture	3 APEX (f/2.83)
Subject distance	1 meters
Metering mode	Pattern
Light source	Unknown
Flash	Flash did not fire, compulsory flash suppression
DateTime subseconds	55
DateTimeOriginal subseconds	55
DateTimeDigitized subseconds	55
Color space	Uncalibrated
Sensing method	One-chip color area sensor
File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
Exposure mode	Manual exposure
White balance	Manual white balance
Digital zoom ratio	1
Focal length in 35 mm film	24 mm
Scene capture type	Standard
Scene control	None
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown
Serial number of camera	2061710
Lens used	24.0-70.0 mm f/2.8
Rating (out of 5)	2
Date metadata was last modified	11:09, 3 August 2012
Unique ID of original document	AE6CA1965FE97223E72631880AA668B8
Copyright status	Copyright status not set
Contact information	1200 Pennsylvania Ave. NW Washington, District of Colombia, 20460 USA

Structured data

original catalog description

The original digital file had the following descriptive metadata embedded in its header: Description: Water samples taken from various depths are passed through filters to capture plankton and suspended solids. Filter pads capture plankton and other suspended solids in water samples taken from various depths. Filters are sent to a lab for analysis of chlorophyll and types of suspended solids. Results of testing give a picture of water quality in sampling area. Vacuum manifold system used to draw water samples through filter pads. Date Picture Taken: 2012-08-02T09:02:31.055 Byline: Vance, Eric, EPA chief photographer Byline Title: Photographer (English)

determination method: determined by GLAM institution and stated at its website

Reference

reference URL: https://dp.la/item/a0d42d3886c5d8f21beffff333c691cc

publisher: Digital Public Library of America

retrieved: 9 March 2022

File:(EPA Science Chesapeake Bay 2) 412-DSP-2-2012-08-02 DNRPatuxent 010.jpg - DPLA - a0d42d3886c5d8f21beffff333c691cc.jpg

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