Hatteras Inlet Batteries NC001

1861-08-28 to 1861-08-29 · NC · Blockade of the Carolina Coast [August 1861] · frozen result: Union · NPS summary (as listed)

CWSAC description
On August 26, an amphibious expedition led by Maj. Gen. Benjamin Butler and Flag-Officer Silas Stringham, embarked from Fort Monroe to capture Hatteras Inlet, an important haven for blockade-runners. On the 28th, while the navy bombarded Forts Clark and Hatteras, Union troops came ashore and attacked the rear of the Confederate batteries. On August 29, Col. William F. Martin surrendered the Confederate garrison of 670. The Federals lost only one man. Butler returned to Fort Monroe, leaving the captured forts garrisoned. This movement was part of Union efforts to seize coastal enclaves from which to enforce the blockade.

Command responsibility (ledger v2)

US: Silas Stringham

Grade C under rule 2; echelon flotilla. joint_commandresponsibility_unresolved

Other candidates: Benjamin Franklin Butler

Rule 2, third bullet, with army-navy joint command. Only Butler (army) is listed, so rule 5 does not apply. The side's first combat was the squadron's fire on Fort Clark at 10 o'clock, before the troops landed at 11.30 (Stringham's journal), and the fleet's bombardment drove the garrison from Fort Clark and preceded the surrender. The articles of capitulation style Stringham 'commanding the Atlantic Blockading Squadron' and Butler 'commanding'. Martin puts the opening of the fleet's fire 'between 8 and 9 o'clock'; both clocks put it before the landing. NPS and Martin name Butler and Stringham jointly, and neither is shown over the other; the articles were signed by both. Stringham (passage-only), who commanded the force engaged when the fighting began, is used at grade C with Butler a candidate. Reading the listing as the expedition's commander would keep Butler at grade C. The 'joint_command' label is used descriptively outside rule 5 (a design interpretation for the primary): only Butler is listed, but the passages show the army and navy commanders leading the expedition jointly.

Major General
arnold-cwsac-commanders, battle NC001, belligerent US, fullname Benjamin Butler; column rank · snapshot 6c587c298717…
an amphibious expedition led by Maj. Gen. Benjamin Butler and Flag-Officer Silas Stringham,
nps-nc001-v1 · snapshot 3d7e4545f2ed…
At 10 o’clock the Wabash and Cumberland opened tire on Fort Clark.
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Major-General Butler took passage in this ship
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commanded by Commodore Stringham and Major-General Butler
orn6-martin-hatteras-selections-v1 · snapshot d93d96ae5547…
Articles of capitulation between Flag-Officer Stringham, commanding the Atlantic Block¬ ading Squadron, and Benjamin F. Butler, U. S. Army, commanding
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between 8 and 9
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Confederate: William F. Martin

Grade A under rule 2; echelon detachment_or_post. command_changed

Rule 2, single listing. Martin reports directing the defence on the 28th (the council at Fort Clark, orders to fall back to Fort Hatteras), and the articles name him 'commanding the forces'. On the evening of the 28th he and Major Andrews gave command of the defenses to Commodore Barron, who 'consented to take charge' (rule 4, successor Barron, passage-only). The surrender on the 29th was signed by Barron, Martin and Andrews.

Colonel
arnold-cwsac-commanders, battle NC001, belligerent Confederate, fullname William F. Martin; column rank · snapshot 6c587c298717…
I called the officers together who were at Fort Clark
orn6-martin-hatteras-selections-v1 · snapshot d93d96ae5547…
Samuel Barron, commanding the naval forces for the defense of North Carolina and Virginia, and Colonel Martin, commanding the forces, and Major Andrews, commanding the same forces at Fort Hatteras.
orn6-stringham-hatteras-selections-v1 · snapshot 3f2aa5bf967c…
we agreed that it was advisable to surrender the command of our defenses to the commodore,
orn6-martin-hatteras-selections-v1 · snapshot d93d96ae5547…
consented to take charge.
orn6-martin-hatteras-selections-v1 · snapshot d93d96ae5547…

Side strength (ledger v3)

US: grade D: no usable figure (modelled in the rating runs)

whole_engagement_leakage

InputClassPrintedBasisBoundCodesPassage
us-cwbound2,000reported_engagedlowerderivation_unknownpartial_scope
2,000
arnold-cwsac-forces, battle NC001, belligerent US; column description · snapshot a462f6be964b…
us-npsbound2,000reported_engagedlowerderivation_unknownpartial_scopedossier claim reported-force-scope
us-cws2bound935reported_engagedlowerderivation_unknownpartial_scope
935
arnold-cws2-forces, battle NC001, belligerent US; column strength · snapshot 523147288617…
us-cwssA2,000reported_engagedderivation_unknown
2000
arnold-cwss-forces, BattlefieldCode NC001, belligerent US; column TroopsEngaged · snapshot bdb4c38ffa11…

Confederate: grade A, 900 (860–950)

compiled_dependencederivation_unknownsingle_inputwhole_engagement_leakage

InputClassPrintedBasisBoundCodesPassage
cs-cwA900reported_engagedderivation_unknown
900
arnold-cwsac-forces, battle NC001, belligerent Confederate; column description · snapshot a462f6be964b…
cs-martin-350bound350unknownlowerpartial_scopedossier claim reported-force-scope
cs-reinf-60bound60unknownlowerpartial_intervaldossier claim reported-force-scope
cs-reinf-73bound73unknownlowerpartial_intervaldossier claim reported-force-scope
cs-reinf-64bound64unknownlowerpartial_intervaldossier claim reported-force-scope
cs-reinf-50bound50unknownlowerpartial_intervaldossier claim reported-force-scope

Dossier claims

Draft dossier, revision carolina-coast-1861-review-correction-2026-09-25. Claims are extraction records with their quoted passages, not historical adjudication. JSON

information

supportedunresolved Martin says he saw the fleet about 4 p.m. on August 27 and made out seven war steamers, two crowded transports and two or three tugs; his call for aid from Portsmouth did not arrive until the next morning. Stringham says the fort's colors came down early on the 29th, which many took for surrender, but no attention was paid because the same had happened the day before, before the fort fired on the Monticello.

Observations from the two reports; no signal log inspected.

On Tuesday afternoon, the 27th of August, about 4 o’clock, I discov¬ ered a large heet in sight off Hatteras.
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I made out what I considered 7 large war steamers, 2 transports, apparently crowded with men, and 2 or 3 small tug steam¬ ers.
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he did not get until some time in the morn¬ ing of the next day.
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When the flag was hauled down it was thought by many they had sur¬ rendered, but as the same thing had been done yesterday and they afterwards fired on the Monticello , no attention was paid to it.
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logistics

supportedunresolved Martin says Fort Clark fired until every charge of powder and every primer was exhausted, and that its guns were spiked with nails for want of proper spikes. Stringham ordered the Monticello and Pawnee to embark the troops on the beach or provision them.

Supply statements from the two reports; no ordnance return inspected.

until every charge of powder and every primer was exhausted.
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Our ammunition being entirely exhausted at Fort Clark,
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The guns at Fort Clark were as effectually spiked as it was possible to do with nails, having no proper spikes;
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At 7 : 15 instructed commanders of Monticello and Pawnee to attend to the troops on the beach and embark them if they wished to come off; if they did not, to provision them.
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objectives

supportedunresolved NPS says the expedition was to capture Hatteras Inlet as part of seizing coastal enclaves to enforce the blockade. Stringham calls the inlet the key to all the ports south of Hatteras and expects its capture to end the privateering carried on there.

Stated aims from a summary and an interested report.

This movement was part of Union efforts to seize coastal enclaves from which to enforce the blockade.
nps-nc001-v1, Description · snapshot 3d7e4545f2ed…
This inlet I consider the key to all the ports south of Hatteras,
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put an end to the pirating which has been so successfully carried on there for some time past.
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outcome

supportedpost_outcome The frozen and live results read Union victory. Stringham reports the flags down on both forts at 12:25 p.m. on the 28th, Fort Clark occupied, and a white flag at 11:10 a.m. on the 29th, followed by unconditional capitulation; Martin says Fort Clark was abandoned when its ammunition ran out and the garrison fell back to Fort Hatteras.

Retain the original result and engagement interval; later movements and campaign contribution are different measures. No new probabilities or individual causal credit.

Union victory
arnold-cwsac-battles, battle NC001; column results_text · snapshot 952b5d08402a…
Union Victory
nps-nc001-v1, Results · snapshot 3d7e4545f2ed…
At 12 : 25 p. m. flags down on Forts Clark and Hatteras, the first apparently abandoned by the enemy,
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At 2 p. m. American flag displayed from Fort Clark by our pickets, who were in possession.
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At 11: 10 a. m. a white flag was displayed from the fort.
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be unconditionally surrendered to the Government of the United States in terms of full capitulation.
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it was unanimously agreed that it was advisa¬ ble to render useless the guns and fall back upon Fort Hatteras.
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disputedpost_outcome The frozen casualty text reads 773 (US 3; CS 770); the live field reads 673 (US 3; CS 670). NPS says the Federals lost only one man. Stringham says there was no accident to a single officer or man of the Navy, Army or marines and that he could not get a correct list of the enemy's killed and wounded; his prisoner list is described by the compilers as 670 names. Martin reports one and possibly two men killed on the 28th and doubts the accuracy of his captains' returns.

Original casualty returns were not inspected; preserve totals, categories, cutoffs and differences. No canonical reconciliation or casualty-based opening count; related actions must not be added without resolving population overlap. The live Confederate 670 equals the compilers' count of Stringham's prisoner list, so it appears to be a prisoner count; the basis of the frozen 770 is not established. Prisoners are not added to any other loss figure.

773 total (US 3; CS 770)
arnold-cwsac-battles, battle NC001; column casualties_text · snapshot 952b5d08402a…
673 total (US 3; CS 670;)
nps-nc001-v1, Estimated Casualties · snapshot 3d7e4545f2ed…
The Federals lost only one man.
nps-nc001-v1, Description · snapshot 3d7e4545f2ed…
I have no accident to record to a single officer or man of the Navy, Army, or marines.
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I am not able to get a correct list of the killed and wounded on the part of the enemy.
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It contained 670 names.
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one man and possibly two were killed by shells of the enemy.
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I am not satisfied that it is entirely correct,
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responsibility

supportedunresolved The frozen and live commanders are Major General Benjamin Butler and Colonel William F. Martin. NPS says Butler and Stringham led the expedition. Stringham commanded the squadron's attack, Butler took passage on the flagship and went into the inlet in the tug Fanny to take possession, and the articles of capitulation were signed by Stringham and Butler and by Barron, Martin and Andrews. Martin says he and Major Andrews gave command of the defenses to Commodore Barron on the evening of the 28th, before the surrender.

Command roles from the two reports and a summary. The listed Confederate commander had handed over command before the capitulation; Butler's own reports are in Army Official Records Volume IV, which was not inspected. No automatic sole credit.

Major General
arnold-cwsac-commanders, battle NC001, belligerent US, fullname Benjamin Butler; column rank · snapshot 6c587c298717…
Colonel
arnold-cwsac-commanders, battle NC001, belligerent Confederate, fullname William F. Martin; column rank · snapshot 6c587c298717…
an amphibious expedition led by Maj. Gen. Benjamin Butler and Flag-Officer Silas Stringham,
nps-nc001-v1, Description · snapshot 3d7e4545f2ed…
At 11 : 30 Major-General Butler in the tug Fanny went into the inlet to the rear of the forts to take possession.
orn6-stringham-hatteras-selections-v1, p.122 (OCR page markers; not checked against print) · snapshot 3f2aa5bf967c…
Samuel Barron, commanding the naval forces for the defense of North Carolina and Virginia, and Colonel Martin, commanding the forces, and Major Andrews, commanding the same forces at Fort Hatteras.
orn6-stringham-hatteras-selections-v1, p.120 (OCR page markers; not checked against print) · snapshot 3f2aa5bf967c…
we agreed that it was advisable to surrender the command of our defenses to the commodore,
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consented to take charge.
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strength

unknownunresolved

No inspected return establishes matched personnel at a common opening boundary. Imported numerical estimates remain unchanged; this pass does not validate them as simultaneous opening forces.

disputedunresolved The frozen force field reads '9th and 20th New York regiments (est. 2,000) [US]; Hatteras Island Garrison (900) [CS]'; the live field reads 2,000 (US 2,000; CS 0). Stringham says the transports carried parts of two regiments and a company of regulars. Martin says he had about 350 men at the post when the fleet appeared, that the forts needed at least 225 to work the guns, and that reinforcements of 60, 73, 64 and 50 men with their officers reached him on the evening of the 28th. NPS gives the garrison surrendered on the 29th as 670, and the compilers note that Stringham's omitted prisoner list contained 670 names.

The frozen US figure is marked an estimate; the frozen 900 and the surrendered 670 are different populations from Martin's garrison at the start. None is adopted as a matched opening strength. The live Confederate zero is not measured absence.

9th and 20th New York regiments (est. 2,000) [US]; Hatteras Island Garrison (900) [CS]
arnold-cwsac-battles, battle NC001; column forces_text · snapshot 952b5d08402a…
2000 total (US 2000; CS 0;)
nps-nc001-v1, Forces Engaged · snapshot 3d7e4545f2ed…
the transports hay¬ ing parts of two regiments and one company of regulars
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Having at that post but about 350 men,
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that it would require at least 225 men to work the guns properly and give the necessary reliefs,
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60 men and 2 second lieutenants
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with 73 men and 1 second lieutenant
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with 64 men and 2 second lieutenants
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with 50 men and all his officers.
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On August 29, Col. William F. Martin surrendered the Confederate garrison of 670.
nps-nc001-v1, Description · snapshot 3d7e4545f2ed…
It contained 670 names.
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terrain

supportedunresolved Stringham says a heavy surf ran on the beach on the 28th, the troops landing near a wreck about two miles east of Fort Clark, and that the forts' shot fell short or passed over the ships. Martin says the enemy kept beyond the reach of his guns and that the fortification was not well enough constructed to endure the fire; NPS calls the inlet an important haven for blockade-runners.

Ground and works from the two reports and a summary; no chart inspected.

Southerly winds, heavy surf rolling on the beach.
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the transports stood in toward a wreck about 2 miles east of the fort
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The fire was returned from the fort, the shot falling short or passing over the ships.
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for they kept so well beyond the reach of our guns that we only wasted our ammunition in firing at them.
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having a fortification not sufficiently well constructed to enable us to remain still and endure the fire of the enemy.
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to capture Hatteras Inlet, an important haven for blockade-runners.
nps-nc001-v1, Description · snapshot 3d7e4545f2ed…

Open questions